spacer link to MAST page spacer logo image spacer
 
link to STScI page


Planned outage -- MAST Services will be unavailable Tuesday 16 January 2018, 09:00 to 17:00 EST (14:00 to 22:00 GMT) for system upgrades. We apologize for the inconvenience.

Journals and Their Abbreviations
in the Reference List

   
               Name                                Abbreviation

      Advances in Space Research                      ASR
    * Astronomical Journal                            AJ
    * Astronomy and Astrophysics                      A&A
    * Astronomy and Astrophysics Supplement           A&AS
    * Astrophysical Journal                           ApJ
    * Astrophysical Journal Supplement                ApJS
    * Astrophysics and Space Science                  AP&SS
      Bulletin of the Astronomical Institute of       BAIC
         Czechoslovakia
      Geophysical Research Letters                    GRL
    * Icarus                                          ICARUS
      Irish Astronomical Journal                      IAJ
      Journal of Geophysical Research                 JGR
    * Monthly Notices of the Royal Astronomical       MNRAS
          Society
      Moon and Planets                                M&P
    * Nature                                          NATURE
    * Observatory                                     OBS
      Physica Scripta                                 PS
    * Proceedings of the Astronomical Society of      PASA
          Australia
      Proceedings of the National Academy of Science  PNAS
    * Publications of the Astronomical Society of     PASJ
          Japan
    * Publications of the Astronomical Society of     PASP
         the Pacific
      Reviews of Geophysics and Space Physics         RGSP
    * Revista Mexicana de Astronomia y Astrofisica    RMAA
      Royal Society Philosophical Transactions        RSPT
      Science                                         SCIENCE

                 * = 1978 through mid-1997 checked



IUE References from Refereed Scientific Journals, 1978 - mid 1997

   
      1   A'Hearn, M.F., Feldman, P.D. 1980, APJ, 242, L187.                    
          Carbon in Comet Bradfield 1979l                                       

      2   A'Hearn, M.F., Feldman, P.D., Schleicher, D.G. 1983, APJ, 274, L99.   
          The discovery of S2 in comet Iras-Araki-Alcock 1983d                  

      3   A'Hearn, M.F., Schleicher, D.G., Feldman, P.D., Millis, R.L.,         
          Thompson, D.T. 1984, AJ, 89, 579.                
          Comet Bowell 1980b                                                    

      4   A'Hearn, M.F., Schleicher, D.G., West, R.A. 1985, APJ, 297, 826.      
          Emission by OD in comets                                              

      5   A'Hearn, M.F., Birch, P.V., Feldman, P.D., Millis, R.L.  
          1985, ICARUS, 64, 1.                          
          Comet Encke: gas production and lightcurve                            

      6   A'Hearn, M.F., Schleicher, D.G. 1988, APJ, 331, L47.                  
          Comet P/Encke's nongravitational force                                

      7   A'Hearn, M.F., Feldman, P.D. 1992, ICARUS, 98, 54.                    
          Water vaporization on Ceres                                           

      8   Aannestad, P.A. 1995, APJ, 443, 653.             
          Ultraviolet extinction to 10.8 inverse microns                        

      9   Abbott, D.C. 1982, APJ, 263, 723.                
          The return of mass and energy to the interstellar medium by winds from
          early-type stars                                                      

     10   Adam, J., Koppen, J. 1985, A&A, 142, 461.        
          Models for the planetary nebulae NGC 4361 and NGC 1535: influence of  
          the stellar wind on the nebular ionization                            

     11   Adam, J., Baschek, B., Johansson, S., Nilsson, A.E., Brage, T.   
          1987, APJ, 312, 337.            
          Ultraviolet doubly excited FeII lines in the laboratory and in the    
          A-type star 21 Pegasi                                                 

     12   Adams, S., Seaton, M.J. 1982, MNRAS, 200, 7P.    
          Ultraviolet spectra of planetary nebulae - VII. The abundance of      
          carbon in the very low excitation nebula He2 - 131                    

     13   Adams, S., Seaton, M.J., Howarth, I.D., Auriere, M., Walsh, J.R. 
          1984, MNRAS, 207, 471.                       
          K648, the planetary nebula in the globular cluster M15                

     14   Adelman, S.J., Shore, S.N. 1981, PASP, 93, 85.   
          The ultraviolet spectrum of the peculiar A star HD 51418              

     15   Adelman, S.J., Leckrone, D.S. 1984, PS, T8, 25.  
          On the need for spectroscopic data in ultraviolet stellar spectral    
          synthesis calculations                                                

     16   Adelman, S.J. 1985, PASP, 97, 970.               
          On the ultraviolet energy distributions and the temperatures of       
          peculiar B and A stars                                                

     17   Adelman, S.J., Leckrone, D.S. 1986, A&A, 162, 373.                    
          The ultraviolet IUE spectrum of the population II horizontal-branch A 
          star HD 109995                                                        

     18   Adelman, S.J., Cacciari, C., Leckrone, D.S. 1991, A&AS, 88, 393.      
          A line identification study of the IUE SWP high dispersion spectrum of
          the UV-bright star Barnard 29 of Messier 13                           

     19   Adelman, S.J., Cowley, C.R., Leckrone, D.S., Roby, S.W.,              
          Wahlgren, G.M. 1993, APJ, 419, 276.              
          The abundances of the elements in sharp-lined early-type stars from   
          IUE high-dispersion spectrograms. I. Cr, Mn, Fe, Ni, and Co           

     20   Ahmad, I.A., Chapman, R.D., Kondo, Y. 1983, A&A, 126, L5.             
          Mg II profile variations of Zeta Aurigae                              

     21   Ahmad, I.A., Parsons, S.B. 1985, APJ, 299, L33.  
          Discovery of an accretion shock cone in 22 Vulpeculae                 

     22   Ahmad, I.A. 1986, APJ, 301, 275.                 
          IUE observations of accretion columns in two Zeta Aurigae-type systems

     23   Ahmad, I.A., Stencel, R.E. 1988, APJ, 329, 797.  
          The stellar wind velocity function for red supergiants determined in  
          eclipsing binaries                                                    

     24   Ahmad, I.A. 1989, APJ, 338, 1011.                
          The accretion wake of 31 Cygni                                        

     25   Aiello, S., Barsella, B., Chlewicki, G., Greenberg, J.M.,             
          Patriarchi, P., Perinotto, M. 1988, A&AS, 73, 195.                    
          Atlas of the wavelength dependence of ultraviolet extinction in the   
          galaxy                                                                

     26   Ajello, J.M., James, G.K., Kanik, I., Franklin, B.O.    
          1992, JGR, 97, 10473.
          The complete UV spectrum of SO2 by electron impact. 1. The vacuum     
          ultraviolet spectrum                                                  

     27   Ake, T.B., Parsons, S.B., Kondo, Y. 1985, APJ, 298, 772.              
          The newly discovered eclipsing supergiant 22 Vulpeculae               

     28   Ake, T.B., Johnson, H.R. 1988, APJ, 327, 214.    
          A white dwarf companion to the main-sequence star 4 Omicron-1 Orionis 
          and the binary hypothesis for the origin of peculiar red giants       

     29   Ake, T.B., Johnson, H.R., Ameen, M.M. 1991, APJ, 383, 842.            
          An interactive companion to the S star HD 35155                       

     30   Albert, C.E., Blades, J.C., Morton, D.C., Lockman, F.J., Proulx, M.,  
          Ferrarese, L. 1993, APJS, 88, 81.                
          A high-resolution optical and radio study of Milky Way halo gas       

     31   Aldrovandi, S.M.V., Contini, M. 1984, A&A, 140, 368.                  
          Composite models for the narrow line regions of active galactic       
          nuclei. II. The UV lines                                              

     32   Alecian, G. 1982, A&A, 107, 61.                  
          On the detection of abundance stratifications in peculiar stars       
          through the curve of growth method                                    

     33   Alecian, G., Artru, M.-C. 1987, A&A, 186, 223.   
          The diffusion of gallium in main-sequence peculiar stars              

     34   Allard, N., Kielkopf, J. 1991, A&A, 242, 133.    
          Temperature and density dependence of the Lyman-alpha line wing in    
          hydrogen-rich white dwarf atmospheres                                 

     35   Allen, D.A. 1983, MNRAS, 204, 113.               
          The symbiotic star H1-36                                              

     36   Allen, D.A., Wright, A.E. 1988, MNRAS, 232, 683. 
          A model of the symbiotic star RX Puppis                               

     37   Aller, L.H., Keyes, C.D., Czyzak, S.J. 1981, APJ, 250, 596.           
          The optical and ultraviolet spectra of the high excitation planetary  
          nebula, CD -23 12238 = Me 2-1                                         

     38   Aller, L.H., Ross, J.E., O'Mara, B.J., Keyes, C.D.   
          1981, MNRAS, 197, 95.                          
          A spectroscopic study of the high excitation nebula NGC 6302          

     39   Aller, L.H., Keyes, C.D., Ross, J.E., O'Mara, B.J. ,  
          1981, MNRAS, 197, 647.                      
          An analysis of the planetary nebula NGC 2867                          

     40   Aller, L.H. 1983, APJ, 273, 590.                 
          A spectroscopic study of some planetary nebulae in the Large          
          Magellanic Cloud                                                      

     41   Aller, L.H., Keyes, C.D., Czyzak, S.J. 1985, APJ, 296, 492.           
          Spectrum of the high-excitation planetary nebula NGC 6741 (33-2.1)    

     42   Aller, L.H., Keyes, C.D., Feibelman, W.A. 1986, APJ, 311, 930.        
          Spectrum and chemical analysis of the double-ring planetary nebula IC 
          1297                                                                  

     43   Aller, L.H., Keyes, C.D., Feibelman, W.A. 1986, PNAS, 83, 2777.       
          Ultraviolet spectrum and probable chemical composition of the         
          high-excitation planetary nebula M1-1                                 

     44   Aller, L.H., Keyes, C.D., Maran, S.P., Gull, T.R.,                    
          Michalitsianos, A.G., Stecher, T.P. 1987, APJ, 320, 159.              
          Physical parameters for 12 planetary nebulae and their central stars  
          in the Magellanic Clouds                                              

     45   Aller, L.H., Keyes, C.D., Feibelman, W.A. 1988, PASP, 100, 192.       
          Two compact planetary nebulae of moderate excitation: NGC 6565 (3-4.5)
          and NGC 6644 (8-7.2)                                                  

     46   Aller, L.H. 1990, PASP, 102, 1097.               
          The chemical compositions of gaseous nebulae                          

     47   Aller, L.H. 1994, APJ, 432, 427.                 
          Abundances, planetary nebulae, and stellar evolution                  

     48   Aller, L.H., Hyung, S., Fiebelman, W.A. 1996, PASP, 108, 488.         
           The spectrum of the Planetary Nebula NGC6790                         

     49   Allocchio, C., Morossi, C., Vladilo, G. 1984, A&A, 130, 410.          
          The IUE blaze function in the Mg II region                            

     50   Alloin, D., Boisson, C., Pelat, D. 1988, A&A, 200, 17.                
          Evidence for an accretion disc in Akn 120                             

     51   Alloin, D., Santos-Lleo, M., Peterson, B.M., Wamsteker, W.,           
          Altieri, B., Brinkmann, W., Clavel, J., Crenshaw, D.M., George, I.M., 
          Glass, L.S., Johnson, W.N., Kriss, G.A., Malkan, M.A., Polidan, R.S., 
          Reichert, G.A., Rodriguez-Pascual, P.M., Romanishin, W., Starr, C.H., 
          Stirpe, G.M., Taylor, M., Turner, T.J., Vega, H., Winge, C.,          
          Wood, D.O.S. 1995, A&A, 293, 293.                
          A snapshot of the continuous emission of the active galactic nucleus  
          in NGC 3783 from gamma-ray to radio wavelengths                       

     52   Altamore, A., Baratta, G.B., Cassatella, A., Grasdalen, G.L.,         
          Persi, P., Viotti, R. 1980, A&A, 90, 290.        
          Ultraviolet, optical, and infrared observations of the Herbig Be star 
          HD 200775                                                             

     53   Altamore, A., Angeletti, L., Capuzzo-Dolcetta, R., Giannone, P.  
          1981, A&A, 103, 424                                      
          Ultraviolet spectrophotometry of the galactic globular cluster M5     

     54   Altamore, A., Baratta, G.B., Cassatella, A., Friedjung, M.,           
          Giangrande, A., Ricciardi, O., Viotti, R. 1981, APJ, 245, 630.        
          Ultraviolet and coordinated ground-based observations of Z Andromedae 

     55   Altamore, A., Giangrande, A., Viotti, R. 1982, A&AS, 49, 511.         
          The ultraviolet spectrum of KQ Puppis (Boss 1985)                     

     56   Altamore, A., Angeletti, L., Capuzzo-Dolcetta, R., Giannone, P.  
          1983, A&A, 118, 332.                           
          On the stellar content of the galactic globular cluster M5            

     57   Altamore, A., Rossi, C., Rossi, L., Villada de Arnedo, M.   
          1990, A&A, 234, 332.                          
          The ultraviolet spectrum of solar analogs                             

     58   Altamore, A., Rossi, C., Viotti, R., Baratta, G. 1992, A&AS, 92, 685. 
          The spectrum of the VV Cephei star KQ Puppis (Boss 1985). II. Atlas of
          the optical and ultraviolet spectrum                                  

     59   Altamore, A., Cassatella, A. 1997, A&A, 317, 712.
           The 1978-1995 variability of the symbiotic star AG Pegasi in the     
           ultraviolet                                                          

     60   Altner, B., Chapman, R., Kondo, Y., Stencel, R. 1986, A&AS, 65, 199.
          Scattered light in the IUE spectra of Epsilon Aurigae                 

     61   Altner, B., Matilsky, T.A. 1993, APJ, 410, 116.  
          Ultraviolet properties of individual hot stars in globular cluster    
          cores. I. NGC 1904 (M 79)                                             

     62   Ambruster, C.W., Pettersen, B.R., Sundland, S.R. 1989, A&A, 208, 198. 
          High resolution IUE observations of the flare star AD Leonis:         
          implications for the Mg II Wilson-Bappu effect                        

     63   Ambruster, C.W., Fekel, F., Guinan, E., Hrivnak, B.                   
           1997, ApJ, 479, 960.                            
           The extremely active single giant 1E 1751+7046 = ET Draconis:        
           Revised properties and a re-evaluation of its evolutionary status    

     64   Anderson, S.F., Wachter, S., Margon, B., Downes, R.A., Blair, W.P.,   
          Halpern, J.P. 1994, APJ, 436, 319.               
          Ultraviolet spectra of HZ Herculis/Hercules X-1 from HST: hot gas     
          during total eclipse of the neutron star                              

     65   Andrea, J., Drechsel, H., Snijders, M.A.J., Cassatella, A.  
          1991, A&A, 214, 111.
          The nebular stage of Nova PW Vulpeculae                               

     66   Andrea, J., Drechsel, H., Starrfield, S. 1994, A&A, 291, 869.         
          Element abundances of classical novae                                 

     67   Andrews, A.D., Rodono, M., Linsky, J.L., Brown, A., Butler, C.J.,     
          Catalano, S., Scaltriti, F., Busso, M., Nha, I.-S., Oh, J.Y.,         
          Henry, M.C.D., Hopkins, J.L., Landis, H.J., Engelbrektson, S.    
          1988, A&A, 204, 177.                          
          Rotational modulation and flares on RS CVn and BY Dra stars IX. IUE   
          spectroscopy and photometry of II Peg and V711 Tau during February    
          1983                                                                  

     68   Angelini, L., Osborne, J.P., Stella, L. 1990, MNRAS, 245, 652.        
          The changing soft X-ray light curve of the AM Her system MR Serpentis 
          (PG 1550+191)                                                         

     69   Anthony-Twarog, B.J., Shawl, S.J., Twarog, B.A. 1992, AJ, 104, 2229.  
          CN anomalies in extremely metal-deficient red giants                  

     70   Antonucci, R.R.J, Cohen, R.D. 1983, APJ, 271, 564.                    
          Time development of the emission lines and continuum of NGC 4151      

     71   Anupama, G.C., Prabhu, T.P. 1991, MNRAS, 253, 605.                    
          H-alpha variability in the quiescent spectrum of the recurrent nova T 
          Coronae Borealis                                                      

     72   Apparao, K.M.V., Tarafdar, S.P. 1988, APJ, 335, 147.                  
          Optical and ultraviolet line and continuum emission from the Large    
          Magellanic Cloud X-ray Be star A0538-66                               

     73   Appenzeller, I., Wolf, B. 1979, A&A, 75, 164.    
          The satellite-UV spectrum of S CrA                                    

     74   Appenzeller, I., Wolf, B. 1979, A&AS, 38, 51.    
          IUE observations of the extreme B1 supergiant Zeta Sco                

     75   Appenzeller, I., Chavarria, C., Krautter, J., Mundt, R., Wolf, B.     
          1980, A&A, 90, 184.                              
          UV spectrograms of T Tauri stars                                      

     76   Appenzeller, I., Mandel, H., Krautter, J., Bowyer, S., Hurwitz, M.,   
           Grewing, M., Kramer, G., Kappelmann, N. 1995, ApJ, 439, 33.          
           Medium-Resolution far-ultraviolet spectroscopy of PKS 2155-304       

     77   Arellano Ferro, A., Madore, B.F. 1985, OBS, 105, 207.                 
          Discovery of the hot companion to the two-day Cepheid HD 129708       

     78   Armand, C., Milliard, B. 1994, A&A, 282, 1.      
          Ultraviolet (2000A) galaxy counts: comparison with predictions        

     79   Arnaboldi, M., Capaccioli, M., Barbaro, G., Buson, L., Longo, G. 
          1993, A&A, 268, 103.                           
          Studies of narrow polar rings around E galaxies. II. The UV spectrum  
          of AM 2020-504                                                        

     80   Arquilla, R. 1993, PASP, 105, 603.               
          Periodicities in the IUE particle radiation data                      

     81   Artru, M.-C. 1986, A&A, 168, L5.                 
          Autoionizing levels in Si II and identifications of the 1400 A feature
          of Ap-Si stars                                                        

     82   Artru, M.-C., Lanz, T. 1987, A&A, 182, 273.      
          Silicon absorption in UV spectra of ApSi stars                        

     83   Artru, M.-C., Freire-Ferrero, R. 1988, A&A, 203, 111.                 
          Line variations in the ultra-violet spectrum of the Ap-Si star HD     
          25823                                                                 

     84   Artru, M.-C., Borsenberger, J., Lanz, T. 1989, A&AS, 80, 17.          
          The IUE spectral atlas of two normal B stars: Pi Ceti and Nu          
          Capricorni (125-198 nm)                                               

     85   Asplund, M., Gustaffson, B., Kiselman, D., Eriksson, K.               
           1997, A&A, 318, 521.                            
           Line-blanketed model atmospheres for R Coronae Borealis stars        
           and hydrogen-deficient carbon stars                                  

     86   Auer, L.H., Koenigsberger, G. 1994, APJ, 436, 859.                    
          Line profile variations from atmospheric eclipses: constraints on the 
          wind structure in Wolf-Rayet stars                                    

     87   Aufdenberg, J.P. 1993, APJS, 87, 337.            
          IUE short-wavelength high-dispersion line list for the symbiotic nova 
          RR Telescopii                                                         

     88   Augarde, R., Lequeux, J. 1985, A&A, 147, 273.    
          Peculiar motions and star formation in the interacting galaxy complex 
          Mk 171 = NGC 3690+IC 694                                              

     89   Augarde, R., Figon, P., Vanderriest, C., Lemonnier, J.P.    
          1990, A&A, 233, 348.
          Spectro-imagery of small diameter galaxies. I. Markarian 600 = MCG    
          1-08-008                                                              

     90   Auriere, M., Adams, S., Seaton, M.J. 1983, MNRAS, 205, 571.           
          Ultraviolet and optical observations of two stars belonging to the    
          blue horizontal branch of the globolar cluster M15                    

     91   Auriere, M., Bonnet-Bidaud, J., Koch-Miramond, L. 1994, A&A, 284, 457.
          Hot stars near the position of X0512-401 in the globular cluster NGC  
          1851                                                                  

     92   Austin, s., Wagner, R., Starrfield, S., Shore, S., Sonneborn, G.,     
           Bertram, R. 1996, AJ, 111, 869.                 
           V1974 Cygni 1992: Optical and ultraviolet evolution and analysis     

     93   Avcioglu, K., Mentese, H.H. 1989, AP&SS, 151, 227.                    
          Ultraviolet studies of the interstellar gas in the direction of the   
          stars AE Aur (O9.5 V) and Theta-2 Ori A (O9.0 V)                      

     94   Avcioglu, M., Turker Ozkan, M., Mentese, H.H. 1990, AP&SS, 164, 263.  
          Comparison of the near-ultraviolet continuum and chromospheric        
          emission line fluxes of the late-type giant stars                     

     95   Aydin, C., Brandi, E., Engin, S., Ferrer, O.E., Hack, M., Sahade, J., 
          Solivella, G., Yilmaz, N. 1988, A&A, 193, 202.   
          A study of the continuum flux and the line structure in the IUE       
          spectrum of Beta Lyrae                                                

     96   Ayres, T.R., Linsky, J.L. 1980, APJ, 235, 76.    
          Outer atmospheres of cool stars. III. IUE spectra and transition      
          region models for Alpha Centauri A and B                              

     97   Ayres, T.R., Linsky, J.L. 1980, APJ, 241, 279.   
          Outer atmospheres of cool stars. V. IUE observations of Capella: the  
          rotation-activity connection                                          

     98   Ayres, T.R., Moos, H.W., Linsky, J.L. 1981, APJ, 248, L137.           
          Far-ultraviolet fluorescence of carbon monoxide in the red giant      
          Arcturus                                                              

     99   Ayres, T.R., Marstad, N.C., Linsky, J.L. 1981, APJ, 247, 545.         
          Outer atmospheres of cool stars. IX. A survey of ultraviolet emission 
          from F-K dwarfs and giants with IUE                                   

    100   Ayres, T.R., Linsky, J.L., Basri, G.S., Landsman, W., Henry, R.C.,    
          Moos, H.W., Stencel, R.E. 1982, APJ, 256, 550.   
          Outer atmospheres of cool stars. XI. High-dispersion IUE spectra of   
          five late-type dwarfs and giants                                      

    101   Ayres, T.R., Simon, T., Linsky, J.L. 1982, APJ, 263, 791.             
          Evolution of chromospheres and coronae in solar mass stars: a         
          far-ultraviolet and soft X-ray comparison of Arcturus (K2 III) and    
          Alpha Centauri A (G2 V)                                               

    102   Ayres, T.R., Linsky, J.L. 1982, APJ, 254, 168.   
          Outer atmospheres of cool stars. X. HR 1099 at quadrature             

    103   Ayres, T.R., Schiffer, F.H., Linsky, J.L. 1983, APJ, 272, 223.        
          Outer atmospheres of cool stars. XIII. Capella at critical phases     

    104   Ayres, T., Eriksson, K., Linsky, J., Stencel, R. 1983, APJ, 270, L17.
          The narrow ultraviolet emission lines of the red dwarf AU Microscopii 
          (dM1.6e)                                                              

    105   Ayres, T.R., Linsky, J.L., Simon, T., Jordan, C., Brown, A. 
          1983, ApJ, 274, 784.
          Outer atmospheres of cool stars. XV. High-dispersion ultraviolet      
          studies of active chromosphere G-K dwarfs                             

    106   Ayres, T.R., Stencel, R.E., Linsky, J.L., Simon, T., Jordan, C.,      
          Brown, A., Engvold, O. 1983, APJ, 274, 801.      
          Redshifts of high-temperature emission lines in the far-ultraviolet   
          spectra of late-type stars                                            

    107   Ayres, T.R. 1984, APJ, 284, 784.                 
          The many faces of Capella: a search for rotational modulations and a  
          study of systematic velocities of emission lines in the ultraviolet   

    108   Ayres, T.R., Simon, T., Linsky, J.L. 1984, APJ, 279, 197.             
          Sigma Geminorum (K1 III + ?): variability of the ultraviolet lines    
          near conjunction                                                      

    109   Ayres, T.R. 1985, APJ, 291, L7.                  
          Alpha Trianguli Australis (K2 II-III): hybrid or composite?           

    110   Ayres, T.R. 1986, APJ, 308, 246.                 
          Far-ultraviolet flourescence of carbon monoxide in the red giant      
          Arcturus. II. Analysis of high-dispersion IUE spectra                 

    111   Ayres, T.R., Judge, P., Jordan, C., Brown, A., Linsky, J.L. 
          1986, ApJ, 311, 947.
          High-dispersion observations of Alpha Bootis (K1 III) with the        
          International Ultraviolet Explorer                                    

    112   Ayres, T.R. 1988, APJ, 331, 467.                 
          A spectral dissection of the ultraviolet emissions of Capella         

    113   Ayres, T.R., Jensen, E., Engvold, O. 1988, APJS, 66, 51.              
          Redshifts of high-temperature emission lines in the far-ultraviolet   
          spectra of late-type stars. II. New, precise measurements of dwarfs   
          and giants                                                            

    114   Ayres, T.R. 1990, PASP, 102, 1420.               
          Signal-to-noise ratios in IUE SWP-LO spectra of chromospheric         
          emission-line sources                                                 

    115   Ayres, T.R. 1991, APJ, 375, 704.                 
          The many faces of F stars: a rotation modulation study of Capella,    
          Procyon, and Caph with the International Ultraviolet Explorer         

    116   Ayres, T.R., Brown, A., Gayley, K., Linsky, J.L. 1993, APJ, 402, 710.
          The hydrogen Lyman-alpha emission of Capella                          

    117   Ayres, T.R. 1993, PASP, 105, 538.                
          Signal-to-noise ratios in IUE low-dispersion spectra. II.             
          Photometrically corrected images                                      

    118   Ayres, T.R., Fleming, T.A., Simon, T., Haisch, B.M., Brown, A.,       
          Lenz, D., Wamsteker, W., de Martino, D., Gonzalez, C., Bonnell, J.,   
          Mas-Hesse, J.M., Rosso, C., Schmitt, J.H.M.M., Trumper, J.,           
          Voges, W., Pye, J., Dempsey, R.C., Linsky, J.L., Guinan, E.F.,        
          Harper, G.M., Jordan, C., Montesinos, B.M., Pagano, I., Rodono, M.    
          1995, APJS, 96, 223.                             
          The RIASS coronathon: joint X-ray and ultraviolet observations of     
          normal F-K stars                                                      

    119   Ayres, T.R., Simon, T., Stauffer, J., Stern, R., Pye, J., Brown, A.   
           1996, ApJ, 473, 279.                            
           Sleuthing the dynamo: HST FOS observations of solar-type dwarfs in   
           young galactic clusters                                              

    120   Baade, R., Kirsch, T., Reimers, D., Toussant, F., Bennett, P.,        
           Brown, A., Harper, G. 1996, ApJ, 466, 979.      
           The wind outflow of zeta Aurigae: A model revision using HST spectra 

    121   Babel, J., Lanz, T. 1992, A&A, 263, 232.         
          Stratification of chemical elements in the atmosphere of the Ap star  
          53 Camelopardalis                                                     

    122   Bagnuolo, W.G., Gies, D.R. 1991, APJ, 376, 266.  
          Tomographic separation of composite spectra: the components of the    
          O-star spectroscopic binary AO Cassiopeiae                            

    123   Bagnuolo, W.G., Gies, D.R., Wiggs, M.S. 1992, APJ, 385, 708.          
          Tomographic separation of composite spectra. I. The components of     
          Plaskett's star                                                       

    124   Bagnuolo, W.G., Gies, D.R., Hahula, M.E., Wiemker, R., Wiggs, M.S.    
          1994, APJ, 423, 446.                             
          Tomographic separation of composite spectra. II. The components of 29 
          UW Canis Majoris                                                      

    125   Bahcall, J.N., Jannuzi, B.T., Schneider, D.P., Hartig, G.F.,          
          Bohlin, R., Junkkarinen, V. 1991, APJ, 377, L5.  
          The ultraviolet absorption spectrum of 3C 273                         

    126   Bahcall, J.N., Bergeron, J., Boksenberg, A., Hartig, G.F.,            
          Jannuzi, B.T., Kirhakos, S., Sargent, W.L.W., Savage, B.D.,           
          Schneider, D.P., Turnshek, D.A., Weymann, R.J., Wolfe, A.M.      
          1993, APJS, 87, 1.                           
          The Hubble Space Telescope Quasar Absorption Line Key Project. I.     
          First observational results, including Lyman-alpha and Lyman-limit    
          systems                                                               

    127   Baines, K.H., Smith, W.H. 1990, ICARUS, 85, 65.  
          The atmospheric structure and dynamical properties of Neptune derived 
          from ground-based and IUE spectrophotometry                           

    128   Baird, S.R., Cardelli, J.A. 1985, APJ, 290, 689. 
          The 2200 A circumstellar dust absorption feature in the spectra of    
          three bright RV Tauri stars                                           

    129   Bajtlik, S., Duncan, R.C., Ostriker, J.P. 1988, APJ, 327, 570.        
          Quasar ionization of Lyman-alpha clouds: the proximity effect, a probe
          of the ultraviolet background at high redshift                        

    130   Bakker, E.J. 1994, A&AS, 103, 189.               
          Spectral line identification of the ultraviolet spectrum of the       
          peculiar post-AGB star HD 101584 (F0Iape)                             

    131   Bakker, E.J., Lamers, H., Waters, L., Waelkens, C., Trams, N.,        
           van Winckel, H. 1996, A&A, 307, 869.            
           A study on the nature of the peculiar supergiant HD101584            

    132   Baldwin, J.A., Rees, M.J., Longair, M.S., Perryman, M.A.C.  
          1978, ApJ, 226, L57.
          The Lyman alpha/H beta/Paschen alpha ratio in the quasar PG 0026+129  

    133   Baldwin, J.A., Wampler, E.J., Gaskell, C.M. 1989, APJ, 338, 630.      
          Emission-line properties of optically and radio-selected complete     
          quasar samples                                                        

    134   Baliunas, S.L., Dupree, A.K. 1982, APJ, 252, 668.
          Ultraviolet and optical spectrum studies of Lambda Andromedae:        
          evidence for atmospheric inhomogeneities                              

    135   Baliunas, S.L., Hartmann, L., Dupree, A.K. 1983, APJ, 271, 672.       
          Chromospheric and coronal emissions from the giants in the Hyades     

    136   Baliunas, S.L. 1983, PASP, 95, 532.              
          Progress in stellar chromospheres observed with the International     
          Ultraviolet Explorer satellite                                        

    137   Baliunas, S.L., Guinan, E.F., Dupree, A.K. 1984, APJ, 282, 733.       
          Ultraviolet flare on Lambda Andromedae                                

    138   Baliunas, S.L., Raymond, J.C. 1984, APJ, 282, 728.                    
          Ultraviolet and visible flare observations of EQ Pegasi B             

    139   Ballester, G.E., Moos, H.W., Feldman, P.D., Strobel, D.F.,            
          Summers, M.E., Bertaux, J.-L., Skinner, T.E., Festou, M.C.,           
          Lieske, J.H. 1987, APJ, 319, L33.                
          Detection of neutral oxygen and sulfur emissions near Io using IUE    

    140   Ballester, G.E., Strobel, D.F., Moos, H.W., Feldman, P.D.        
          1990, ICARUS, 88, 1.                      
          The atmospheric abundance of SO2 on Io                                

    141   Band, D.L., Malkan, M.A. 1989, APJ, 345, 122.    
          Synthesis of accretion disk and nonthermal source models for active   
          galactic nuclei                                                       

    142   Baratta, G.B., Cassatella, A., Viotti, R. 1995, A&AS, 113, 1.         
          The ultraviolet spectrum of Eta Carinae. II. 1980 IUE observations of 
          the Homunculus                                                        

    143   Barbaro, G., Olivi, F.M. 1989, APJ, 337, 125.    
          Models of spectral energy distributions of elliptical galaxies        

    144   Barbaro, G., Olivi, F.M. 1991, AJ, 101, 922.     
          Analysis of the UV spectra of young clusters of the Large Magellanic  
          Cloud                                                                 

    145   Barbero, J., Brocato, E., Cassatella, A., Castellani, V.,             
          Geyer, E.H. 1990, APJ, 351, 98.                  
          The age calibration of integrated ultraviolet colors and young stellar
          clusters in the Large Magellanic Cloud                                

    146   Baribaud, T., Alloin, D., Glass, I., Pelat, D. 1992, A&A, 256, 375.   
          Variability pattern from X-ray to IR wavelengths in the active nucleus
          of NGC 1566                                                           

    147   Barker, P.K. 1984, AJ, 89, 899.                  
          Ripple correction of high-dispersion IUE spectra: blazing echelles    

    148   Barker, P.K., Marlborough, J.M. 1985, APJ, 288, 329.                  
          Carbon IV absorption troughs in the ultraviolet spectra of Be stars:  
          gone with the wind?                                                   

    149   Barker, T. 1982, APJ, 253, 167.                  
          The ionization structure of the ring nebula. II. Ultraviolet          
          observations                                                          

    150   Barker, T. 1983, APJ, 267, 630.                  
          The ionization structure of planetary nebulae. III. NGC 7009          

    151   Barker, T. 1984, APJ, 284, 589.                  
          The ionization structure of planetary nebulae. IV. NGC 6853           

    152   Barker, T. 1985, APJ, 294, 193.                  
          The ionization structure of planetary nebulae. V. NGC 3242            

    153   Barker, T. 1986, APJ, 308, 314.                  
          The ionization structure of planetary nebulae. VI. NGC 7662           

    154   Barker, T. 1987, APJ, 322, 922.                  
          The ionization structure of planetary nebulae. VII. New observations  
          of the Ring Nebula                                                    

    155   Barker, T. 1988, APJ, 326, 164.                  
          The ionization structure of planetary nebulae. VIII. NGC 6826         

    156   Barker, T. 1989, APJ, 340, 921.                  
          The ionization structure of planetary nebulae. IX. NGC 1535           

    157   Barker, T. 1991, APJ, 371, 217.                  
          The ionizatioon structure of planetary nebulae. X. NGC 2392           

    158   Barlow, M.J., Smith, L.J., Willis, A.J. 1981, MNRAS, 196, 101.        
          Mass-loss rates for 21 Wolf-Rayet stars                               

    159   Barlow, M.J., Brodie, J.P., Brunt, C.C., Hanes, D.A., Hill, P.W.,     
          Mayo, S.K., Pringle, J.E., Ward, M.J., Watson, M.G., Whelan, J.A.J.,  
          Willis, A.J. 1981, MNRAS, 195, 61.               
          The 1979 outburst of U Scorpii                                        

    160   Barlow, M., Morgan, B., Standley, C., Vine, H. 1986, MNRAS, 223, 151.
          The determination of the mass of a Magellanic Cloud planetary nebula  
          by speckle interferometry                                             

    161   Barr, P., Willis, A.J., Wilson, R. 1983, MNRAS, 203, 201.             
          IUE observations of X-ray selected Seyfert galaxies                   

    162   Barr, P., Willis, A.J., Wilson, R. 1983, MNRAS, 202, 453.             
          The ultraviolet variability of NGC 3783                               

    163   Barral, J., Canto, J., Meaburn, J., Walsh, J. 1982, MNRAS, 199, 817. 
          The physical conditions within the poly-polar nebula NGC 6302. III    

    164   Barry, D.C., Schoolman, S.A. 1982, APJ, 261, 220.
          Low-resolution Mg II h and k observations of solar type stars         

    165   Barsella, B., Panagia, N., Perinotto, M. 1982, A&A, 111, 130.         
          The graphite rich Cepheus OB3 association                             

    166   Barstow, M.A., Tweedy, R.W. 1990, MNRAS, 242, 484.                    
          The photospheric temperature and metal abundance of the compact star  
          H1504+65                                                              

    167   Barstow, M.A., Holberg, J.B. 1990, MNRAS, 245, 370.                   
          The photospheric temperatures and composition of very hot He-rich     
          white dwarfs                                                          

    168   Barstow, M.A., Bromage, G.E., Pankiewicz, G.S., Gonzalez-Riestra, R., 
          Denby, M., Pye, J.P. 1991, NATURE, 353, 635.     
          Detection of a stellar flare at extreme ultraviolet wavelengths       

    169   Barstow, M.A., Holberg, J.B., Werner, K., Buckley, D.A.H.,            
          Stobie, R.S. 1994, MNRAS, 267, 653.              
          The nature of the newly discovered DO white dwarf RE 0503-289         

    170   Barstow, M.A., Holberg, J.B., Fleming, T.A., Marsh, M.C.,             
          Koester, D., Wonnacott, D. 1994, MNRAS, 270, 499.
          A ROSAT survey of hot DA white dwarfs in non-interacting binary       
          systems                                                               

    171   Barstow, M.A., Holberg, J.B., Koester, D. 1994, MNRAS, 270, 516.      
          Extreme-ultraviolet spectrophotometry of HD 15638 and HR 8210 (IK Peg)

    172   Barstow, M.A., Holberg, J.B., Marsh, M.C., Tweedy, R.W.,              
          Burleigh, M.R., Fleming, T.A., Koester, D., Penny, A.J.,              
          Sansom, A.E. 1994, MNRAS, 271, 175.              
          RE 1738+665: the hottest DA white dwarf detected by ROSAT             

    173   Barstow, M.A., Sion, E.M. 1994, MNRAS, 271, L52. 
          Detection of episodic mass outflow in the newly discovered hot DO     
          white dwarf RE 0503-289                                               

    174   Barstow, M.A., Jordan, S., O'Donoghue, D., Burleigh M.R.,             
           Napiwotzki, R., Harrop-Allin, M.K. 1995, MNRAS, 277, 971.            
           REJ0317-853; The hottest known highly magnetic DA White Dwarf        

    175   Barvainis, R. 1992, APJ, 400, 502.               
          Dust reverberation: a model for the infrared variations of Fairall 9  

    176   Barvainis, R. 1993, APJ, 412, 513.               
          Free-free emission and the big blue bump in active galactic nuclei    

    177   Barylak, M., Rakos, K.D. 1983, A&A, 127, 366.    
          Investigation of IUE spectra of the Cp star ET And (HD 219749)        

    178   Barylak, M., Doazan, V. 1986, A&A, 159, 65.      
          Luminosity and colour variations of 88 Her through phase changes from 
          the far UV to the visual region. I. A confrontation with tradition    
          Be-star modelling                                                     

    179   Baschek, B., Kudritzki, R., Scholz, M., Simon, K. 1982, A&A, 108, 387.
          Spectral analysis of the OB subdwarf HD 149382                        

    180   Baschek, B., Hoflich, P., Scholz, M. 1982, A&A, 112, 76.              
          The OB subdwarf Feige 66, a chemical-composition twin to HD 149382    

    181   Baschek, B., Heck, A., Jaschek, C., Jaschek, M., Koppen, J.,          
          Scholz, M., Wehrse, R. 1984, A&A, 131, 378.      
          The ultraviolet (IUE) spectra of the Lambda Bootis stars              

    182   Baschek, B., Slettebak, A. 1988, A&A, 207, 112.  
          The chemical composition of the Lambda Bootis stars                   

    183   Basri, G., Clarke, J.T., Haisch, B.M. 1985, A&A, 144, 161.            
          An analysis of scattered light in low-dispersion IUE spectra          

    184   Basri, G., Laurent, R., Walter, F.M. 1985, APJ, 298, 761.             
          Stellar activity in synchronized binaries. I. Dependence on rotation  

    185   Basri, G. 1987, APJ, 316, 377.                   
          Stellar activity in synchronized binaries. II. A correlation analysis 
          with single stars                                                     

    186   Basri, G.S., Linsky, J.L. 1979, APJ, 234, 1023.  
          Outer atmospheres of cool stars. II. MgII flux profiles and           
          chromospheric radiative loss rates                                    

    187   Basri, G.S., Linsky, J.L., Eriksson, K. 1981, APJ, 251, 162.          
          Outer atmospheres of cool stars. VII. IUE observations and            
          chromospheric models for the supergiant stars Beta Draconis, Epsilon  
          Geminorum, and Alpha Orionis                                          

    188   Bassani, L., Butler, R.C., Di Cocco, G., Ventura, A.D., Perotti, F.,  
          Villa, G., Baker, R.E., Dean, A.J., Lee, T.J. 1986, APJ, 311, 623.    
          A broad-band contemporaneous study of the Seyfert galaxy NGC 4151     

    189   Bassani, L., Coe, M.J., Malkan, M.A., Mandolesi, N., Partridge, B.,   
          Spinoglio, L. 1989, APJ, 344, 726.               
          A new narrow-line Seyfert 1 galaxy: IRAS 1652+395                     

    190   Bates, B., Giaretta, D.L., McCartney, D.J., McQuoid, J.A.,            
          Bankhead, R.E.L. 1980, MNRAS, 190, 611.          
          IUE and balloon spectral observations of mass loss from Beta Orionis  

    191   Bates, B., Giaretta, D.L., Brown-Kerr, W. 1981, MNRAS, 195, 9P.       
          IUE observations of high-velocity components in spectra of Beta       
          Orionis                                                               

    192   Bates, B., Brown-Kerr, W., Giaretta, D.L., Keenan, F.P.     
          1983, A&A, 122, 64.
          IUE observations of high velocity interstellar gas tentatively        
          associated with Radio Loop II                                         

    193   Bates, B., Catney, M.G., Keenan, F.P. 1988, AP&SS, 146, 195.          
          IRAS maps for a region of sky containing nearby high-velocity gas,    
          identified from IUE spectra                                           

    194   Bates, B., Catney, M.G., Keenan, F.P. 1990, MNRAS, 242, 267.          
          High-velocity gas components towards 4 Lac                            

    195   Bates, B., Gilheany, S. 1990, MNRAS, 243, 320.   
          IUE observations of mass-loss spectral features in B5-B9 supergiants  

    196   Bates, B., Catney, M.G., Gilheany, S., Keenan, F.P., Davies, R.D.,    
          Hummel, E. 1991, MNRAS, 249, 282.                
          Radio and optical observations of high- and intermediate-velocity gas 
          in the nearby interstellar medium                                     

    197   Bates, B., Gilheany, S., Wood, K.D. 1991, MNRAS, 252, 600.            
          The nearby interstellar material in the general direction towards M22 

    198   Bates, B., Montgomery, A.S., Kemp, S.N. 1995, MNRAS, 277, 811.        
          Optical and UV spectroscopy of stars in the direction of the Riegel & 
          Crutcher cold cloud                                                   

    199   Bates, B., Shaw, C.R., Kemp, S.N., Keenan, F.P., Davies, R.D.         
           1995, ApJ, 444, 672.                            
           Optical and HI observations of the low-velocity and intermediate-    
           velocity gas towards the Globular Cluster M13                        

    200   Bath, G.T., Pringle, J.E., Whelan, J.A.J. 1980, MNRAS, 190, 185.      
          Spectrophotometry of dwarf novae in the wavelength range 1250-7500 A  

    201   Bath, G.T., Pringle, J.E. 1982, MNRAS, 201, 345. 
          The evolution of viscous discs - III. Giant discs in symbiotic stars  

    202   Bauer, F., Hausfeld, D. 1995, A&A, 300, 481.     
          Metal abundances in subdwarf O Stars                                  

    203   Bauer, W.H., Stencel, R.E. 1989, APJS, 69, 667.  
          Line identifications in the ultraviolet spectrum of 31 Cygni          

    204   Bauer, W.H., Stencel, R.E., Neff, D.H. 1991, A&AS, 90, 175.           
          Twelve years of IUE spectra of the interacting binary VV Cephei       

    205   Bechtold, J., Green, R.F., Weymann, R.J., Schmidt, M.,                
          Estabrook, F.B., Sherman, R.D., Wahlquist, H.D., Heckman, T.M.   
          1984, APJ, 281, 76.                        
          IUE observations of high-redshift quasars                             

    206   Bechtold, J., Czerny, B., Elvis, M., Fabbiano, G., Green, R.F.   
          1987, APJ, 314, 699.                          
          X-ray spectra of PG quasars. II. The X-ray-ultraviolet excess of PG   
          1211+143                                                              

    207   Becker, S.R., Butler, K. 1995, A&A, 294, 215.    
          Non-LTE line formation for iron group elements. II. Fe VI             

    208   Becker, S.R., Butler, K. 1995, A&A, 300, 453.    
          Non-LTE line formation for iron group elements. IV. Ni IV, Vand VI    

    209   Becker, S.R., Butler, K. 1995, A&A, 301, 187.    
          Non-LTE line formation for iron group elements. III. Fe IV            

    210   Beckman, J.E., Crivellari, L., Selvelli, P.L. 1982, A&AS, 47, 295.    
          The spectra of late-type dwarfs and sub-dwarfs in the near            
          ultra-violet. I. Line identifications                                 

    211   Belton, M.J.S. 1990, ICARUS, 86, 30.             
          Rationalization of comet Halley's periods                             

    212   Belyakina, T.S., Bondar, N.I., Chochol, D., Chuvaev, K.K.,            
          Efimov, Y.S., Gershberg, R.E., Grygar, J., Hric, L.,                  
          Krasnobabtsev, V.I., Piirola, V., Poutanen, M., Savanov, I.S.,        
          Huovelin, J., Tuominen, I., Shakhovskaya, N.I., Shakhovskoy, N.M.,    
          Shenavrin, V.I., Shcherbakov, A.G. 1989, A&A, 223, 119.               
          The Kuwano-Honda's peculiar object (PU Vulpeculae) in 1983-1986       

    213   Benacchio, L., Galletta, G. 1981, APJ, 243, L65. 
          UV observations of the nucleus of NGC 3077                            

    214   Benetti, S., Patat, F., Turatto, M., Contarini, G., Gratton, R.,      
          Cappellaro, E. 1994, A&A, 285, L13.              
          Narrow features in the early spectrum of SN 1993J                     

    215   Bennett, J.O., Ayres, T.R. 1988, PASP, 100, 1129.
          Empirical continuum modeling for IUE low-dispersion spectra           

    216   Bensammar, S., Friedjung, M., Muratorio, G., Viotti, R.     
          1983, A&A, 126, 427.
          The LMC emission line star S22 (=HD 34664).  III. Ultraviolet to      
          infrared energy distribution                                          

    217   Benvenuti, P., Casini, C., Heidmann, J. 1979, NATURE, 282, 272.       
          IUE UV spectra of the clumpy irregular galaxy MKN 297                 

    218   Benvenuti, P., D'Odorico, S., Dopita, M.A. 1979, NATURE, 277, 99.     
          UV spectrum of supernova remnant reveals carbon depletion in the      
          interstellar medium                                                   

    219   Benvenuti, P., Dopita, M., D'Odorico, S. 1980, APJ, 238, 601.         
          Far-ultraviolet spectrophotometry of supernova remnants: observations 
          and astrophysical interpretation                                      

    220   Benvenuti, P., Perinotto, M. 1981, A&A, 95, 127. 
          An ultraviolet study of NGC 7662                                      

    221   Benvenuti, P., Casini, C., Heidmann, J. 1982, MNRAS, 198, 825.        
          IUE spectra of clumpy irregular galaxies                              

    222   Benvenuti, P., Porceddu, I. 1989, A&A, 223, 329. 
          Diffuse absorption bands and the 2175 A feature: results from a sample
          of galactic stars                                                     

    223   Bergeron, J., Maccacaro, T., Perola, C. 1981, A&A, 97, 94.            
          Far UV study on the non-thermal activity in the narrow line galaxies  
          NGC 4507 and NGC 5506                                                 

    224   Bergeron, J., Kunth, D. 1983, MNRAS, 205, 1053.  
          Three low-redshift quasars with absorption systems: IUE and optical   
          observations                                                          

    225   Bergeron, J., D'Odorico, S., Kunth, D. 1987, A&A, 180, 1.             
          Comprehensive study of the QSO-galaxy pair 1327-206 and the extent of 
          low ionization galactic haloes                                        

    226   Bergeron, P., Kidder, K.M., Holberg, J.B., Liebert, J., Wesemael, F., 
          Saffer, R.A. 1991, APJ, 372, 267.                
          The isolated massive DA white dwarf GD 50                             

    227   Bergeron, P., Wesemael, F., Lamontagne, R., Chayer, P. 
          1993, ApJ, 407, L85.
          Metal-line blanketing and the peculiar H-beta line profile in the DAO 
          star Feige 55                                                         

    228   Bergeron, P., Wesemael, F., Beauchamp, A., Wood, M.A.,                
          Lamontagne, R., Fontaine, G., Liebert, J. 1994, APJ, 432, 305.        
          A spectroscopic analysis of DAO and hot DA white dwarfs: the          
          implications of the presence of helium and the nature of DAO stars    

    229   Bergeron, P., Wesemael, F., Lamontagne, R., Fontaine, G.,             
          Saffer, R.A., Allard, N.F. 1995, APJ, 449, 258.  
          Optical and ultraviolet analyses of ZZ Ceti stars and study of the    
          atmospheric convective efficiency in DA white dwarfs                  

    230   Bergoffen, M.J., Van Buren, D. 1988, AJ, 95, 130.
          IUE observations of stars in the neighborhood of the Lambda Orionis   
          nebula                                                                

    231   Bergoffen, M.J., Stocke, J., Walter, F., Fleming, T.A.     
          1988, PASP, 100, 736.
          IUE observations of X-ray-selected stars                              

    232   Bergvall, N. 1985, A&A, 146, 269.                
          Star formation and chemical abundances in the blue compact galaxy ESO 
          338-IG04                                                              

    233   Bernabeu, G., Magazzu, A., Stalio, R. 1989, A&A, 226, 215.            
          Stellar wind velocities and luminosities of O stars                   

    234   Bernabeu, G. 1992, AP&SS, 197, 237.              
          Stellar wind velocities and the radiation-driven winds theory for O   
          stars                                                                 

    235   Bernacca, P.L., Bianchi, L. 1981, A&A, 94, 345.  
          IUE observations of X Persei, the proposed optical counterpart of the 
          X-ray source 4U 0352+30                                               

    236   Bernacca, P.L., Bianchi, L., Dorren, J.D., Perryman, M.A.C. 
          1983, A&A, 122, 17.
          IUE spectrophotometry of X Persei (4U 0352+30)                        

    237   Bernat, A.P. 1982, APJ, 252, 644.                
          International Ultraviolet Explorer observations of Alpha Scorpii      

    238   Bertaux, J.-L., Clarke, J.T. 1989, NATURE, 338, 567.                  
          Deuterium content of the Venus atmosphere                             

    239   Bertola, F., Capaccioli, M., Holm, A., Oke, J.B. 1980, APJ, 237, L65.
          IUE observations of M87                                               

    240   Bertola, F., Capaccioli, M., Oke, J.B. 1982, APJ, 254, 494.           
          IUE observations of NGC 4649, an elliptical galaxy with a strong      
          ultraviolet flux                                                      

    241   Bertola, F., Casini, C., Bettoni, D., Galletta, G., Noreau, L.,       
          Kronberg, P.P. 1984, AJ, 89, 350.                
          NGC 3448 revisited: a combined optical, radio, and UV investigation   

    242   Bertola, F., Gregg, M.D., Gunn, J.E., Oemler, A. 1986, APJ, 303, 624. 
          The stellar population of NGC 6166                                    

    243   Bertola, F., Burstein, D., Buson, L.M. 1993, APJ, 403, 573.           
          NGC 5018: a metal-poor giant elliptical                               

    244   Bertola, F., Burstein, D., Buson, L., Renzini, A. 1993, APJ, 403, 577.
          An IUE search for star formation in ellipticals with gaseous disks    

    245   Bertout, C., Basri, G., Bouvier, J. 1988, APJ, 330, 350.              
          Accretion disks around T Tauri stars                                  

    246   Bessell, M.S. 1991, A&A, 242, L17.               
          Concerning the reddening of the Magellanic Clouds                     

    247   Beuermann, K., Thomas, H.-C. 1990, A&A, 230, 326.
          Detection of emission lines from the secondary star in IX Velorum     
          (=CPD-48 1577)                                                        

    248   Beuermann, K., Reinsch, K., Barwig, H., Burwitz, V., de Martino, D.,  
          Mantel, K.-H., Mantel, K.-H., Pakull, M.W., Pakull, K.-H.,            
          Robinson, E.L., Robinson, E.L., Schwope, A.D., Thomas, H.-C.,         
          Trumper, J., van Teeseling, A., Zhang, E. 1995, A&A, 294, L1.         
          Discovery of a galactic supersoft binary X-ray source                 

    249   Beust, H., Lagrange-Henri, A.M., Vidal-Madjar, A., Ferlet, R.    
          1989, A&A, 223, 304.                   
          The Beta Pictoris circumstellar disk. IX. Theoretical results on the  
          infall velocities of Ca II, Al III, and Mg II                         

    250   Beust, H., Lagrange-Henri, A.M., Vidal-Madjar, A., Ferlet, R.    
          1990, A&A, 236, 202.                        
          The Beta Pictoris circumstellar disk. X. Numerical simulations of     
          infalling evaporating bodies                                          

    251   Beust, H., Tagger, M. 1993, ICARUS, 106, 42.     
          A hydrodynamical model for infalling evaporating bodies in the Beta   
          Pictoris circumstellar disk                                           

    252   Beust, H., Vidal-Madjar, A., Ferlet, R., Lagrange-Henri, A.M.    
          1994, AP&SS, 212, 147.                    
          Cometary-like bodies in the protoplanetary disk around Beta Pictoris  

    253   Bhardwaj, A., Haider, S.A., Singhal, R.P. 1990, ICARUS, 85, 216.      
          Auroral and photoelectron fluxes in cometary ionospheres              

    254   Bhatia, A.K., Underhill, A.B. 1986, APJS, 60, 323.                    
          The statistical equilibrium of hydrogen and helium in a radiation     
          field, with an application to interpreting Wolf-Rayet spectra         

    255   Bhatia, A.K., Underhill, A.B. 1988, APJS, 67, 187.                    
          Carbon and nitrogen lines in the spectra of Wolf-Rayet stars          

    256   Bhatia, A.K., Kastner, S.O. 1993, APJ, 408, 744. 
          The optically thin C III spectrum: line and multiplet intensities     

    257   Bianchi, L., Bernacca, P.L. 1980, A&A, 89, 214.  
          IUE observations of HD 102567, the proposed optical counterpart of 4U 
          1145-61                                                               

    258   Bianchi, L., Bohlin, R.C. 1984, A&A, 134, 31.    
          Quantification of the order overlap problem for IUE high resolution   
          spectra (SWP camera). A correction algorithm                          

    259   Bianchi, L., Grewing, M., Kappelmann, N. 1985, A&A, 149, 41.          
          Simultaneous ultraviolet and optical observations of FK Comae         

    260   Bianchi, L., Pakull, M. 1985, A&A, 146, 242.     
          The first IUE observations of LMC X-1 (star 32)                       

    261   Bianchi, L., Cerrato, S., Grewing, M. 1986, A&A, 169, 227.            
          Mass loss from central stars of planetary nebulae: the nucleus of NGC 
          6543                                                                  

    262   Bianchi, L., Grewing, M. 1987, A&A, 181, 85.     
          NGC 40: IUE observations of the nucleus                               

    263   Bianchi, L., Jurcsik, J., Fekel, F.C. 1991, A&A, 245, 604.            
          The nature of HD 220140 from optical and IUE observations             

    264   Bianchi, L., Hutchings, J.B., Massey, P. 1991, A&A, 249, 14.          
          Stellar winds and UV extinction of OB stars in M33 and M31            

    265   Bianchi, L. 1992, A&A, 253, 447.                 
          Mass loss from central stars of planetary nebulae. II. NGC 40         

    266   Bianchi, L., Lamers, H.J.G.L.M., Hutchings, J.B., Massey, P.,         
          Kudritzki, R., Herrero, A., Lennon, D.J. 1994, A&A, 292, 213.         
          Ultraviolet and optical spectroscopy of a B supergiant star in M 31   

    267   Bianchi, L., Ford, H., Bohlin, R., Paresce, F., De Marchi, G.    
          1995, A&A, 301, 537.                     
          HST imaging of the planetary nebula K 648 in M 15                     

    268   Bianchi, L., Hutchings, J., Massey, P. 1996, AJ, 111, 2303.           
           The winds of hot stars in external galaxies, III: HST UV             
           spectroscopy of O and B supergiants in M31 and M33                   

    269   Bianchi, L., Clayton, G., Bohlin, R., Hutchings, J., Massey, P.       
           1996, ApJ, 471, 203.                            
           Ultraviolet extinction by interstellar dust in external galaxies:M31 

    270   Bianchi, L., Vassiliadis, E., Dopita, M. 1997, ApJ, 480, 290.         
           Hot evolved objects in different parent galaxies: the stellar winds  
           of three Planetary Nebulae nuclei in the LMC                         

    271   Bianchini, A., Sabadin, F. 1983, A&A, 125, 112.  
          The old nova GK Per (1901). III. Accretion disc models                

    272   Bica, E., Alloin, D. 1988, A&A, 192, 98.         
          Constraints provided by star cluster spectra on the nature of the UV  
          turn-up in giant elliptical galaxies                                  

    273   Bica, E., Alloin, D., Schmidt, A.A. 1990, A&A, 228, 23.               
          Star formation history and chemical enrichment in the nuclear regions 
          of M 31 and its dwarf companions M 32 and NGC 205                     

    274   Bica, E., Bonatto, C., Giovannini, O. 1996, A&AS, 119, 211.           
           A library of IUE white dwarf spectra for stellar population analyses 

    275   Bica, E., Bonatto, C., Pastoriza, M., Alloin, D. 1996, A&A, 313, 405  
           On the nature of the uv turnup in early-type galaxies                

    276   Binette, L., Prieto, A., Szuszkiewicz, E., Zheng, W.   
          1989, ApJ, 343, 135.
          Relation between the ionizing continuum and the emission lines in     
          Fairall 9                                                             

    277   Binette, L., Wang, J., Villar-Martin, M., Martin, P.G.,               
          Magris C., G. 1993, APJ, 414, 535.               
          Effects of internal dust on the narrow-line region Lyman and Balmer   
          decrements                                                            

    278   Binette, L., Fosbury, R.A., Parker, D. 1993, PASP, 105, 1150.         
          Interpretation of the ionizing photon deficit of AGN                  

    279   Biretta, J.A., Stern, C.P., Harris, D.E. 1991, AJ, 101, 1632.         
          The radio to X-ray spectrum of the M87 jet and nucleus                

    280   Bjorkman, J.E., Ignace, R., Tripp, T.M., Cassinelli, J.P.   
          1994, ApJ, 435, 416.                 
          Evidence for a disk in the wind of HD 93521: UV line profiles from an 
          axisymmetric model                                                    

    281   Bjorkman, K.S. 1994, AP&SS, 221, 335.            
          Spectropolarimetric variability in OB stars                           

    282   Black, J.H., Dupree, A.K., Hartmann, L.W., Raymond, J.C.    
          1980, ApJ, 239, 502.                       
          Highly-ionized species in the interstellar medium                     

    283   Blades, J.C., Morton, D.C. 1983, MNRAS, 204, 317.
          Interstellar absorption lines in the directions of extragalactic      
          objects - I.                                     

    284   Blades, J.C., Hunstead, R.W., Murdoch, H.S., Pettini, M.    
          1985, ApJ, 288, 580.                     
          The near-ultraviolet spectrum of the high-redshift BL Lacertae object 
          0215+015                                                              

    285   Blades, J.C., Wheatley, J.M., Panagia, N., Grewing, M., Pettini, M.,  
          Wamsteker, W. 1988, APJ, 334, 308.               
          An ultraviolet spectral atlas of interstellar lines toward SN 1987A   

    286   Blades, J.C., Wheatley, J.M., Panagia, N., Grewing, M., Pettini, M.,  
          Wamsteker, W. 1988, APJ, 332, L75.               
          Abundances in intermediate-velocity clouds toward SN 1987A            

    287   Blair, W.P., Stencel, R.E., Feibelman, W.A., Michalitsianos, A.G.     
          1983, APJS, 53, 573.                             
          Spectrophotometric observations of symbiotic stars and related objects

    288   Blair, W.P., Raymond, J.C., Fesen, R., Gull, T. 1984, APJ, 279, 708. 
          Ultraviolet observations of the peculiar supernova remnant in NGC 4449

    289   Blair, W.P., Raymond, J.C., Dupree, A.K., Wu, C.-C., Holm, A.V.,      
          Swank, J.H. 1984, APJ, 278, 270.                 
          IUE observations of Centaurus X-4 during the 1979 May outburst        

    290   Blair, W.P., Raymond, J.C., Danziger, J., Matteucci, F.     
          1989, ApJ, 338, 812.
          The ultraviolet spectrum of an oxygen-rich supernova remnant in the   
          Small Magellanic Cloud                                                

    291   Blair, W.P., Long, K.S., Vancura, O., Bowers, C.W., Conger, S.,       
          Davidsen, A.F., Kriss, G.A., Henry, R.B.C. 1992, APJ, 399, 611.       
          Far-ultraviolet observations of the Crab Nebula using the Hopkins     
          Ultraviolet Telescope                                                 

    292   Blair, W.P., Raymond, J.C., Long, K.S. 1994, APJ, 423, 334.           
          IUE spectra and optical imaging of the oxygen-rich supernova remnant N
          132D                                                                  

    293   Blanco, A., Fonti, S., Strafella, F. 1988, A&A, 197, 249.             
          The circumstellar environment of the Herbig Ae/Be stars. The case of  
          AB Aurigae                                                            

    294   Blanco, C., Catalano, S., Marilli, E. 1979, NATURE, 280, 661.         
          IUE observations of an active region of HD 206860                     

    295   Blanco, C., Bruca, L., Catalano, S., Marilli, E. 1982, A&A, 115, 280. 
          Chromospheric Mg II emission in A5 to K5 main sequence stars from high
          resolution IUE spectra                                                

    296   Blomme, R., Hensberge, H. 1985, A&A, 148, 97.    
          The outer layers of the Beta Cephei stars BW Vul and Sigma Sco        

    297   Blomme, R., Van Rensbergen, W. 1988, A&A, 207, 70.                    
          Mass loss and C IV ionization in the stellar wind of OB stars         

    298   Blomme, R. 1990, A&A, 229, 513.                  
          The terminal velocity of the stellar wind in O-type stars             

    299   Blondel, P.F.C., Tjin A Djie, H.R.E., The, P.S. 1989, A&AS, 80, 115.  
          The variable Herbig Ae star HR 5999. IX. Variability in the UV shell  
          lines                                                                 

    300   Blondel, P.F.C., Talavera, A., Tjin A Djie, H. 1993, A&A, 268, 624.  
          Lyman-alpha emission in spectra of Herbig Ae stars. An indication of  
          accretion?                                                            

    301   Boehm, C., Ferluga, S., Hack, M. 1984, A&A, 130, 419.                 
          The eclipse of Epsilon Aurigae in the ultraviolet                     

    302   Boehm, T., et al. 1996, A&AS, 120, 431.          
           Azimuthal structures in the wind and chromosphere of the Herbig      
           Ae star AB Aurigae. Results from the MUSICOS 1992 campaign.          

    303   Boesgaard, A.M., Simon, T. 1984, APJ, 277, 241.  
          Rotational modulation of the chromospheric activity in Chi 1 Orionis  
          (G0 V)                                                                

    304   Boffin, H.M.J., Jorissen, A. 1989, A&A, 224, L31.
          HD 145206: the first semibarium star with a main-sequence close       
          companion?                                                            

    305   Boggess, A., Carr, F.A., Evans, D.C., Fischel, D., Freeman, H.R.,     
          Fuechsel, C.F., Klinglesmith, D.A., Krueger, V.L., Longanecker, G.W., 
          Moore, J.V., Pyle, E.J., Rebar, F., Sizemore, K.O., Sparks, W.,       
          Underhill, A.B., Vitagliano, H.D., West, D.K., Macchetto, F.,         
          Fitton, B., Barker, P.J., Dunford, E., Gondhalekar, P.M., Hall, J.E., 
          Harrison, V.A.W., Oliver, M.B., Sandford, M.C.W., Vaughan, P.A.,      
          Ward, A.K., Anderson, B.E., Boksenberg, A., Coleman, C.I.,            
          Snijders, M.A.J., Wilson, R. 1978, NATURE, 275, 372.                  
          The IUE spacecraft and instrumentation                                

    306   Boggess, A., Bohlin, R.C., Evans, D.C., Freeman, H.R., Gull, T.R.,    
          Heap, S.R., Klinglesmith, D.A., Longanecker, G.R., Sparks, W.,        
          West, D.K., Holm, A.V., Perry, P.M., Schiffer, F.H., Turnrose, B.E.,  
          Wu, C.-C., Lane, A.L., Linsky, J.L., Savage, B.D., Benvenuti, P.,     
          Cassatella, A., Clavel, J., Heck, A., Macchetto, F., Penston, M.V.,   
          Selvelli, P.L., Dunford, E., Gondhalekar, P., Oliver, M.B.,           
          Sandford, M.C.W., Stickland, D., Boksenberg, A., Coleman, C.I.,       
          Snijders, M.A.J., Wilson, R. 1978, NATURE, 275, 377.                  
          In-flight performance of the IUE                                      

    307   Boggess, A., Daltabuit, E., Torres-Peimbert, S., Estabrook, F.B.,     
          Wahlquist, H.D., Lane, A.L., Green, R., Oke, J.B., Schmidt, M.,       
          Zimmerman, B., Morton, D.C., Roeder, R.C. 1979, APJ, 230, L131.       
          IUE observations of the quasar 3C273                                  

    308   Boggess, A., Bruhweiler, F.C., Grady, C.A., Ebbets, D.C., Kondo, Y.,  
          Trafton, L.M., Brandt, J.C., Heap, S.R. 1991, APJ, 377, L49.          
          First results from the Goddard High-Resolution Spectrograph: resolved 
          velocity and density structure in the Beta Pictoris circumstellar gas 

    309   Boggs, D., Bohm-Vitense, E. 1989, APJ, 339, 209. 
          Ultraviolet extinction differences within NGC 6530                    

    310   Boggs, D., Bohm-Vitense, E. 1990, APJ, 358, 441. 
          Ultraviolet gas absorption and dust extinction toward M8              

    311   Bohlin, R.C., Holm, A.V., Savage, B.D., Snijders, M.A.J.,             
          Sparks, W.M. 1980, A&A, 85, 1.                   
          Photometric calibration of the IUE: low dispersion                    

    312   Bohlin, R.C., Savage, B.D. 1981, APJ, 249, 109.  
          Ultraviolet interstellar extinction toward stars in the Orion Nebula  
          and toward HD 147889                                                  

    313   Bohlin, R.C., Harrington, J.P., Stecher, T.P. 1982, APJ, 252, 635.    
          IUE observations of the central stars of the planetary nebulae NGC    
          6853 and NGC 7293                                                     

    314   Bohlin, R.C., Cornett, R.H., Hill, J.K., Smith, A.M., Stecher, T.P.,  
          Sweigart, A.V. 1983, APJ, 267, L89.              
          Discovery of a nitrogen-rich UV-bright star in the globular cluster M5

    315   Bohlin, R.C., Cornett, R.H., Hill, J.K., Smith, A.M., Stecher, T.P.   
          1983, APJ, 274, L53.                             
          Images in the rocket ultraviolet: the starburst in the nucleus of M83 

    316   Bohlin, R.C. 1986, APJ, 308, 1001.               
          The ultraviolet calibration of the Hubble Space Telescope. I.         
          Secondary standards of absolute ultraviolet flux and the recalibration
          of IUE                                                                

    317   Bohlin, R.C., Cornett, R.H., Hill, J.K., Hill, R.S., Stecher, T.P.    
          1988, APJ, 334, 657.                             
          Images in the rocket ultraviolet: UV fluxes of M31 globular clusters  

    318   Bohlin, R.C., Grillmair, C.J. 1988, APJS, 68, 487.                    
          The ultraviolet calibration of the Hubble Space Telescope. III. A     
          correction for the change in sensitivity of the LWR camera on IUE     

    319   Bohlin, R.C., Grillmair, C.J. 1988, APJS, 66, 209.                    
          The ultraviolet calibration of the Hubble Space Telescope. II. A      
          correction for the change in sensitivity of the SWP camera on the IUE 

    320   Bohlin, R.C., Harris, A.W., Holm, A.V., Gry, C. 1990, APJS, 73, 413.  
          The ultraviolet calibration of the Hubble Space Telescope. IV.        
          Absolute IUE fluxes of Hubble Space Telescope standard stars          

    321   Bohlin, R.C., Deutsch, E.W., McQuade, K.A., Hill, J.K.,               
          Landsman, W.B., O'Connell, R.W., Roberts, M.S., Smith, A.M.,          
          Stecher, T.P. 1993, APJ, 417, 127.               
          Ultraviolet Imaging Telescope: globular clusters in M 31              

    322   Bohlin, R.C., Henrichs, H.F., Nichols, J.S. 1994, A&AS, 105, 305.     
          High-dispersion microfiche atlas of OB stars for the first 10 years of
          IUE                                                                   

    323   Bohlin, R.C. 1996, AJ, 111, 1743.               
            Spectrophotometric standards from the far-UV to the near-IR on      
            the White Dwarf scale                                               

    324   Bohm, K.-H., Noriega-Crespo, A., Solf, J. 1993, APJ, 416, 647.        
          Ultraviolet spectroscpy of Herbig-Haro objects: spatial structure,    
          spectroscopic diagnostics, and variability                            

    325   Bohm, K.H., Bohm-Vitense, E., Brugel, E.W. 1981, APJ, 245, L113.      
          The ultraviolet spectrum of Herbig-Haro object 1                      

    326   Bohm, K.H., Bohm-Vitense, E. 1982, APJ, 263, L35.
          Ultraviolet radiation from the environment of the Cohen-Schwartz star 

    327   Bohm, K.H., Bohm-Vitense, E. 1984, APJ, 277, 216.
          The ultraviolet spectrum of a strongly reddened, high-excitation      
          Herbig-Haro object                                                    

    328   Bohm, K.H., Buhrke, Th., Raga, A.C., Brugel, E.W., Witt, A.N.,        
          Mundt, R. 1987, APJ, 316, 349.                   
          Ultraviolet spectra of HH 1 and HH 2: spatial variations and the      
          continuum problem                                                     

    329   Bohm, K.H., Scott, D.M., Solf, J. 1991, APJ, 371, 248.                
          The ultraviolet continuum and the fluorescent H2 lines in             
          low-excitation Herbig-Haro objects                                    

    330   Bohm, K.H., Raga, A.C., Binette, L. 1991, PASP, 103, 85.              
          Ultraviolet and optical extinction for the Herbig-Haro objects HH1 and
          HH2                                                                   

    331   Bohm, K.H., Noriega-Crespo, A., Solf, J., Brugel, E.W.     
          1992, PASP, 104, 251.
          The ultraviolet spectrum of HH 24A and its relation to optical spectra

    332   Bohm-Vitense, E., Dettmann, T., Kapranidis, S. 1979, APJ, 232, L189.  
          On the energy distribution in Sirius B                                

    333   Bohm-Vitense, E. 1980, A&A, 92, 219.             
          A comparison of the Mg resonance lines in Am and non-Am stars of      
          similar temperatures                                                  

    334   Bohm-Vitense, E., Dettmann, T. 1980, APJ, 236, 560.                   
          The boundary line in the H-R diagram for stellar chromospheres and the
          theory of convection                                                  

    335   Bohm-Vitense, E. 1980, APJ, 239, L79.            
          The white dwarf companion of the barium star Zeta Capricorni          

    336   Bohm-Vitense, E. 1981, APJ, 244, 504.            
          Interstellar absorption in the MgII resonance line k2 and h2 emissions

    337   Bohm-Vitense, E. 1981, APJ, 243, 213.            
          Far-ultraviolet energy distributions of the metal-poor A stars HD     
          109995 and HD 161817                                                  

    338   Bohm-Vitense, E. 1981, APJ, 244, 938.            
          The ultraviolet energy distributions of late A stars                  

    339   Bohm-Vitense, E. 1982, APJ, 258, 628.            
          The Mg II resonance line emission at 2800 A in stars with different   
          rotational velocities and different metal abundances                  

    340   Bohm-Vitense, E., Bohm, K.H., Cardelli, J.A., Nemec, J.M.   
          1982, ApJ, 262, 224.
          The ultraviolet continuous and emission-line spectra of the Herbig-   
          Haro objects HH 2 and HH 1                                            

    341   Bohm-Vitense, E., Woods, J. 1983, APJ, 265, 331. 
          An attempt to determine stellar Lyman-alpha emission-line fluxes for F
          stars with different metal abundances                                 

    342   Bohm-Vitense, E., Nemec, J., Proffitt, C. 1984, APJ, 278, 726.        
          The problem of the barium stars                                       

    343   Bohm-Vitense, E., Boggs, D., Hodge, P. 1984, APJ, 287, 825.           
          The ultraviolet spectra of the O and B stars in the young galactic    
          cluster NGC 6530                                                      

    344   Bohm-Vitense, E., Proffitt, C. 1984, PASP, 96, 897.                   
          Ultraviolet analysis of the peculiar F supergiant HD 112374=HR 4912   

    345   Bohm-Vitense, E., Proffitt, C. 1985, APJ, 296, 175.                   
          Blue companions of Cepheids                                           

    346   Bohm-Vitense, E. 1985, APJ, 296, 169.            
          Cepheid distances from blue main-sequence companions                  

    347   Bohm-Vitense, E., Johnson, H.R. 1985, APJ, 293, 288.                  
          Detection of a compact companion of the mild barium star Xi 1 Ceti    

    348   Bohm-Vitense, E., Hodge, P., Proffitt, C. 1985, APJ, 292, 130.        
          Ultraviolet studies of stars in the populous cluster NGC 2100 in the  
          Large Magellanic Cloud                                                

    349   Bohm-Vitense, E. 1986, APJ, 303, 262.            
          The Cepheid mass problem and Cepheid binaries                         

    350   Bohm-Vitense, E., Van Dyk, S.D. 1987, AJ, 93, 1527.                   
          A nonspherically symmetric model for the peculiar A star Alpha-2 CVn  

    351   Bohm-Vitense, E., Boggs, D., Morgan, S. 1989, AJ, 97, 131.            
          Effects of SN 1987A on the interstellar medium around it              

    352   Bohm-Vitense, E., Clark, M., Cottrell, P.L., Wallerstein, G. 
          1990, AJ, 99, 353.
          The dynamical mass of S Muscae                                        

    353   Bohm-Vitense, E., Mena-Werth, J. 1991, APJ, 378, 718.                 
          Heating mechanism(s) for transition layers in giants                  

    354   Bohm-Vitense, E. 1992, AJ, 103, 608.             
          Rotation and transition layer emission in cool giants                 

    355   Bohm-Vitense, E. 1992, AJ, 104, 1539.            
          Detection of a white dwarf in a visual binary system                  

    356   Bohm-Vitense, E., Mena-Werth, J. 1992, APJ, 390, 253.                 
          Carbon and nitrogen abundances determined from transition layer lines 

    357   Bohm-Vitense, E. 1993, AJ, 106, 1113.            
          Detection of a white dwarf companion to the Hyades star HD 27483      

    358   Bohm-Vitense, E. 1993, AJ, 106, 2510.            
          Silicon abundances in Population I giants                             

    359   Bohm-Vitense, E., Love, S.G. 1994, APJ, 420, 401.
          Emission lines in the long-period Cepheid l Carinae                   

    360   Boisson, C., Durret, F. 1986, A&A, 168, 32.      
          The ultraviolet to infrared continuum of ten narrow emission line     
          active galaxies                                                       

    361   Boksenberg, A., Snijders, M.A.J., Wilson, R., Benvenuti, P.,          
          Clavel, J., Macchetto, F., Penston, M.V., Boggess, A., Gull, T.R.,    
          Gondhalekar, P., Lane, A.L., Turnrose, B., Wu, C.-C., Burton, W.M.,   
          Smith, A., Bertola, F., Capaccioli, M., Elvius, A.M., Fosbury, R.,    
          Tarenghi, M., Ulrich, M.-H., Hackney, R.L., Jordan, C., Perola, G.C., 
          Roeder, R.C., Schmidt, M. 1978, NATURE, 275, 404.
          IUE observations of extragalactic objects                             

    362   Boksenberg, A., Snijders, M.A.J. 1981, MNRAS, 194, 353.               
          IUE observations of the high redshift QSO Q1101-264                   

    363   Bomans, D.J., de Boer, K.S., Koorneef, J., Grebel, E.K. ,         
           1996, A&A, 313, 101.                       
           CIV absorption from hot gas inside the supergiant shell LMC4         
           observed with HST and IUE                                            

    364   Bonatto, C., Bica, E., Alloin, D. 1995, A&AS, 112, 71.                
          Ultraviolet spectral evolution of star clusters in the IUE library    

    365   Bonatto, C., Bica, E., Pastoriza, M., Alloin, D. 1996, A&AS, 118, 89  
           The ultraviolet properties of early-type galaxies                    

    366   Bond, H.E., Grauer, A.D., Green, R., Liebert, J. 1984, APJ, 279, 751.
          Two new extremely hot pulsating white dwarfs                          

    367   Bonifacio, P., Castelli, F., Hack, M. 1995, A&AS, 110, 441.           
          The field horizontal-branch B-type star Feige 86                      

    368   Bonnell, J.T., Bell, R.A. 1985, PASP, 97, 236.   
          Observations of RR Lyrae and X Arietis with the IUE satellite         

    369   Bonnell, J.T., Vestrand, W.T., Stacy, J.G. 1994, APJ, 420, 545.       
          Ultraviolet observations of the gamma-ray blazar 3C 279 following the 
          gamma-ray flare of 1991 June                                          

    370   Bonnet-Bidaud, J.M., Ilovaisky, S.A., Mouchet, M.,                    
          Hammerschlag-Hensberge, G., van der Klis, M., Glencross, W.M.,        
          Willis, A.J. 1981, A&A, 101, 184.                
          Ultraviolet observations of LMC X-4 and SMC X-1                       

    371   Bonnet-Bidaud, J.M., Mouchet, M., Motch, C. 1982, A&A, 112, 355.      
          First ultraviolet observations of two new cataclysmic variables 1E    
          0643-1648 and 4U 1849-31                                              

    372   Bonnet-Bidaud, J.M., Motch, C., Mouchet, M. 1985, A&A, 143, 313.      
          The continuum variability of the puzzling X-ray three-period          
          cataclysmic variable 2A 0526-328 (TV Col)                             

    373   Bonnet-Bidaud, J.M., Mouchet, M. 1987, A&A, 188, 89.                  
          The anomalous ultraviolet spectrum of the AM Her star H 0538+608      

    374   Bookbinder, J.A., Brugel, E.W., Brown, A. 1989, APJ, 342, 516.        
          Mg II line profiles of the Mira S Carinae                             

    375   Bopp, B.W., Stencel, R.E. 1981, APJ, 247, L131.  
          The FK Comae stars                                                    

    376   Bopp, B.W., Africano, J.L., Stencel, R.E., Noah, P.V., Klimke, A.     
          1983, APJ, 275, 691.                             
          Observations of active chromosphere stars                             

    377   Bopp, B.W., Ake, T.B., Goodrich, B.D., Africano, J.L., Noah, P.V.,    
          Meredith, R.J., Palmer, L.H., Quigley, R. 1985, APJ, 297, 691.        
          HD 8358: a new active chromosphere binary                             

    378   Bopp, B.W., Saar, S.H., Ambruster, C., Feldman, P., Dempsey, R.,      
          Allen, M., Barden, S.C. 1989, APJ, 339, 1059.    
          The active chromosphere binary HD 17433 (VY Arietis)                  

    379   Bopp, B.W., Parsons, S.B., Dempsey, R.C. 1991, PASP, 103, 444.        
          Optical and ultraviolet spectroscopy of three F + B binary stars      

    380   Bord, D.J., Davidson, J.P. 1982, APJ, 258, 674.  
          An application of the method of wavelength coincidence statistics to  
          the ultraviolet spectrum of Kappa Cancri                              

    381   Bord, D.J., Davidson, J.P. 1985, A&A, 143, 461.  
          IUE data analysis: radial velocities from line coincidence statistics 

    382   Borkowski, K.J., Harrington, J.P., Tsvetanov, Z., Clegg, R.E.S.  
          1993, APJ, 415, L47.                       
          HST imaging of hydrogen-poor ejecta in Abell 30 and Abell 78:         
          wind-blown cometary structures                                        

    383   Boulanger, F., Prevot, M.L., Gry, C. 1994, A&A, 284, 956.             
          The contribution of small particles to the extinction curve           

    384   Bouvier, J. 1990, AJ, 99, 946.                   
          Rotation in T Tauri stars. II. Clues for magnetic activity            

    385   Bowen, D., Pettini, M., Penston, M., Blades, C. 1991, MNRAS, 248, 153.
          On the absence of interstellar absorption from NGC 4319 in the        
          spectrum of Mrk 205                                                   

    386   Bowyer, S., Sasseen, T.P., Lampton, M., Wu, X. 1993, APJ, 415, 875.   
          In-flight performance and preliminary results from the Far Ultraviolet
          Space Telescope (FAUST) flown on ATLAS-1                              

    387   Boyce, P., Disney, M., Macchetto, F., Boksenberg, A., Blades, J.,     
           Mackay, C. 1996, A&A, 305, 715.                 
           Faint Object Camera observations of complex nuclear structure in     
           PKS 2158-380                                                         

    388   Brage, T., Fischer, F.C., Judge, P.G. 1995, APJ, 445, 457.            
          Transition probabilities for the UV0.01 multiplet in N III            

    389   Branch, D., Venkatakrishna, K.L. 1986, APJ, 306, L21.                 
          On the ultraviolet spectra of type I supernovae                       

    390   Brandi, E., Gosset, E., Swings, J.-P. 1987, A&A, 175, 151.            
          The ultraviolet spectrum of the peculiar emission-line star GG Carinae

    391   Brandi, E., Gosset, E. 1987, A&AS, 68, 283.      
          The ultraviolet spectrum of the peculiar emission-line star GG        
          Carinae: the line identifications                                     

    392   Brandi, E., Garcia, L.G., Kondo, Y., Sahade, J. 1989, A&A, 215, 331.  
          The region of formation of the ultraviolet high temperature resonance 
          lines in the eclipsing binary Beta Persei (Algol)                     

    393   Brandi, E., Ferrer, O.E., Sahade, J. 1989, APJ, 340, 1091.            
          An interpretation of the line profile variations in the IUE spectrum  
          of the Wolf-Rayet binary Gamma-2 Velorum                              

    394   Brandt, J.C., Heap, S.R., Beaver, E.A., Boggess, A., Carpenter, K.G., 
          Ebbets, D.C., Hutchings, J.B., Jura, M., Leckrone, D.S.,              
          Linsky, J.L., Maran, S.P., Savage, B.D., Smith, A.M., Trafton, L.M.,  
          Walter, F.M., Weymann, R.J., Snow, M., Randall, C.E., Lindler, D.J.,  
          Shore, S.N., Morris, S.L., Gilliland, R.L., Lu, L., Robinson, R.D.    
          1993, AJ, 105, 831.                              
          Observations of 3C 273 with the Goddard High Resolution Spectrogrph on
          the Hubble Space Telescope                                            

    395   Brandt, J.C., Heap, S.R., Beaver, E.A., Boggess, A., Carpenter, K.G., 
          Ebbets, D.C., Hutchings, J.B., Jura, M., Leckrone, D.S.,              
          Linsky, J.L., Maran, S.P., Savage, B.D., Smith, A.M., Trafton, L.M.   
          1994, PASP, 106, 890.                            
          The Goddard High Resolution spectrograph: instrument, goals, and      
          science results                                                       

    396   Brandt, W., Fabian, A., Nandra, K., Tsuruta, S. 1993, MNRAS, 265, 996.
          ROSAT PSPC observations of NGC 7469 and Ark 120                       

    397   Bregman, J.N., Glassgold, A.E., Huggins, P.J. 1981, APJ, 249, 13.     
          Detection of Lyman continuum absorption in the BL Lacertae object PKS 
          0735+178                                                              

    398   Bregman, J.N., Glassgold, A.E., Huggins, P.J., Pollock, J.T.,         
          Pica, A.J., Smith, A.G., Webb, J.R., Ku, W.H.-M., Rudy, R.J.,         
          LeVan, P.D., Williams, P.M., Brand, P.W.J.L., Neugebauer, G.,         
          Balonek, T.J., Dent, W.A., Aller, H.D., Aller, M.F., Hodge, P.E. 
          1982, APJ, 253, 19.                        
          Simultaneous observations of the BL Lacertae object I Zw 187          

    399   Bregman, J.N., Glassgold, A.E., Huggins, P.J., Aller, H.D.,           
          Aller, M.F., Hodge, P.E., Rieke, G.H., Lebofsky, M.J., Pollack, J.T., 
          Pica, A.J., Leacock, R.J., Smith, A.G., Webb, J., Balonek, T.J.,      
          Dent, W.A., O'Dea, C.P., Ku, W.H.-M., Schwartz, D.A., Miller, J.S.,   
          Rudy, R.J., LeVan, P.D. 1984, APJ, 276, 454.     
          Multifrequency observations of the BL Lacertae object 0735+178        

    400   Bregman, J.N., Glassgold, A.E., Huggins, P.J., Kinney, A.L. 
          1986, ApJ, 301, 698.
          Variability of Lyman-alpha and the ultraviolet contiuum of 3C 446     

    401   Bregman, J.N., Glassgold, A.E., Huggins, P.J., Neugebauer, G.,        
          Soifer, B.T., Matthews, K., Elias, J., Webb, J., Pollock, J.T.,       
          Pica, A.J., Leacock, R.J., Smith, A.G., Aller, H.D., Aller, M.F.,     
          Hodge, P.E., Dent, W.A., Balonek, T.J., Barvainis, R.E.,              
          Roellig, T.P.L., Wisniewski, W.Z., Rieke, G.H., Lebofsky, M.J.,       
          Wills, B.J., Wills, D., Ku, W.H.-M., Bregman, J.D., Witteborn, F.C.,  
          Lester, D.F., Impey, C.D., Hackwell, J.A. 1986, APJ, 301, 708.        
          Multifrequency observations of the superluminal quasar 3C 345         

    402   Bregman, J.N., Glassgold, A.E., Huggins, P.J., Kinney, A.L.,          
          McHardy, I., Webb, J.R., Pollock, J.T., Leacock, R.J., Smith, A.G.,   
          Pica, A.J., Aller, H.D., Aller, M.F., Hodge, P.E., Miller, J.S.,      
          Stephens, S.A., Dent, W.A., Balonek, T.J., Barvainis, R.,             
          Neugebauer, G., Impey, C.D., Soifer, B.T., Matthews, K., Elias, J.H., 
          Wisniewski, W.Z. 1988, APJ, 331, 746.            
          Multifrequency observation of the optically violent variable quasar 3C
          446                                                                   

    403   Bregman, J.N., Glassgold, A.E., Huggins, P.J., Neugebauer, G.,        
          Soifer, B.T., Matthews, K., Elias, J.H., Webb, J.R., Pollock, J.T.,   
          Leacock, R.J., Smith, A.G., Aller, H.D., Aller, M.F., Hughes, P.A.,   
          Maccagni, D., Garilli, B., Giommi, P., Miller, J.S., Stephens, S.,    
          Balonek, T.J., Dent, W.A., Kinsel, W., Wisniewski, W.Z.,              
          Williams, P.M., Brand, P.W.J.L., Ku, W.H.-M. 1990, APJ, 352, 574.     
          Multifrequency observations of BL Lacertae                            

    404   Bressan, A., Chiosi, C., Fagotto, F. 1994, APJS, 94, 63.              
          Spectrophotometric evolution of elliptical galaxies. I. Ultraviolet   
          excess and color-magnitude-redshift relations                         

    405   Briggs, S.A., Snijders, M.A.J., Boksenberg, A. 1982, NATURE, 300, 336.
          Lyman Alpha absorption at a high velocity in NGC 1275                 

    406   Brissenden, R.J.V., Remillard, R.A., Tuohy, I.R., Schwartz, D.A.,     
          Hertz, P.L. 1990, APJ, 350, 578.                 
          H1722+119: a highly polarized X-ray-selected BL Lacertae object       

    407   Brocato, E., Matteucci, F., Mazzitelli, I., Tornambe, A.    
          1990, ApJ, 349, 458.
          Synthetic colors and the chemical evolution of elliptical galaxies    

    408   Brodie, J., Bowyer, S., Tennant, A. 1987, APJ, 318, 175.              
          Simultaneous multifrequency observations of Markarian 421             

    409   Bromage, G.E., Nandy, K. 1983, MNRAS, 204, 29P.  
          The conspicuous absence of normal graphite grains in the Small        
          Magellanic Cloud                                                      

    410   Bromage, G.E., Boksenberg, A., Clavel, J., Elvius, A., Penston, M.V., 
          Perola, G.C., Pettini, M., Snijders, M.A.J., Tanzi, E.G.,             
          Ulrich, M.-H. 1985, MNRAS, 215, 1.               
          Detailed observations of NGC 4151 with IUE - IV. Absorption line      
          spectrum and variability                                              

    411   Bromage, G.E., Phillips, K.J.H., Dufton, P.L., Kingston, A.E.    
          1986, MNRAS, 220, 1021.                 
          Flares on dMe stars: IUE and optical observations of AT Mic, and      
          comparison of far-ultraviolet stellar and solar flares                

    412   Brosch, N., Gondhalekar, P.M. 1984, A&A, 140, L43.                    
          Gas in cosmic voids                                                   

    413   Brosch, N., Greenberg, J.M., Rahe, R., Shaviv, G. 1984, A&A, 135, 330.
          Ultraviolet spectrophotometry of isolated galaxies                    

    414   Brosch, N. 1991, MNRAS, 250, 780.                
          A model of the Galaxy in the ultraviolet                              

    415   Brosch, N. 1995, MNRAS, 276, 1185.               
          The first UV spectrum of 2060 Chiron                                  

    416   Brosius, J.W., Mullan, D.J., Stencel, R.E. 1985, APJ, 288, 310.       
          Rotational modulation of chromospheric emission in cool giants and    
          "hybrid" stars                                                        

    417   Brosius, J.W., Mullan, D.J. 1986, APJ, 301, 650. 
          Models of transition regions in hybrid stars                          

    418   Brown, A., Jordan, C. 1980, MNRAS, 191, 37P.     
          SI emission in EUV spectra of late-type stars                         

    419   Brown, A., Jordan, C. 1981, MNRAS, 196, 757.     
          The chromosphere and corona of Procyon (Alpha Canis Minor, F5 IV-V)   

    420   Brown, A., Jordan, C., Millar, T.J., Gondhalekar, P.M., Wilson, R.    
          1981, NATURE, 290, 34.                           
          H2 emission in the EUV spectrum of T Tauri and Burnham's nebula       

    421   Brown, A., Jordan, C., Stencel, R.E., Linsky, J.L., Ayres, T.R.  
          1984, APJ, 283, 731.                 
          High-resolution, far-ultraviolet study of Beta Draconis (G2 Ib-II):   
          transition region structure and energy balance                        

    422   Brown, A., Carpenter, K.G. 1984, APJ, 287, L43.  
          The temperature of C II emission-line formation regions in cool stars 

    423   Brown, A., de M. Ferraz, M.C., Jordan, C. 1984, MNRAS, 207, 831.      
          The chromosphere and corona of T Tauri                                

    424   Brown, A., Drake, S.A., Van Steenberg, M.E., Linsky, J.L.   
          1991, ApJ, 373, 614.
          X-ray emission from hybrid-chromosphere stars                         

    425   Brown, A., Deeney, B., Ayres, T., Veale, A., Bennett, P.              
           1996, ApJS, 107, 263.                           
           Mg emission from hybrid-chromosphere stars: 1.5 decades of           
           chromospheric variability monitoring                                 

    426   Brown, D.A., Perez, M.R., Yusef-Zadeh, F. 1993, AJ, 106, 2000.        
          Radio continuum observations of the Herbig Ae/Be stars HD 163296 and  
          HR 5999                                                               

    427   Brown, D.N., Shore, S.N., Sonneborn, G. 1985, AJ, 90, 1354.           
          The magnetically controlled stellar wind of HD 21699                  

    428   Brown, L.M.J., Robson, E.I., Gear, W.K., Crosthwaite, R.P.,           
          McHardy, I.M., Hanson, C.G., Geldzahler, B.J., Webb, J.R. 
          1986, MNRAS, 219, 671.
          The spectral shape and variability of the blazar 3C 446               

    429   Brown, L.M.J., Robson, E.I., Gear, W.K., Hughes, D.H., Griffin, M.J., 
          Geldzahler, B.J., Schwartz, P.R., Smith, M.G., Smith, A.G.,           
          Shepherd, D.W., Webb, J.R., Valtaoja, E., Terasranta, H.,             
          Salonen, E. 1989, APJ, 340, 129.                 
          Multifrequency observations of blazars. III. The spectral shape of the
          radio to X-ray continuum                                              

    430   Brugel, E.W., Shull, J.M., Seab, C.G. 1982, APJ, 262, L35.            
          The ultraviolet spectrum of Herbig-Haro object 2H                     

    431   Brugel, E.W., Bohm, K.H., Shull, J.M., Bohm-Vitense, E.     
          1985, ApJ, 292, L75.
          The unexpected ultraviolet variability of Herbig-Haro object 1        

    432   Bruhweiler, F.C., Kondo, Y., McCluskey, G.E. 1979, APJ, 229, L39.     
          The "semitorrid" gas observed in the direction of Gamma 2 Velorum and 
          the Gum Nebula                                                        

    433   Bruhweiler, F.C., Kondo, Y. 1980, APJ, 237, 19.  
          Interstellar CIV and SiIV column densities toward early-type stars    

    434   Bruhweiler, F.C., Gull, T.R., Henize, K.G., Cannon, R.D.    
          1981, ApJ, 251, 126.
          On the nebulosities associated with the extreme Of star HD 148937     

    435   Bruhweiler, F.C., Kondo, Y. 1981, APJ, 248, L123.
          The interstellar medium and the highly ionized species observed in the
          spectrum of the nearby white dwarf G191-B2B                           

    436   Bruhweiler, F.C., Kondo, Y., McCluskey, G.E. 1981, APJS, 46, 255.     
          The ultraviolet spectrum of the O-type subdwarf HD 49798              

    437   Bruhweiler, F.C., Kondo, Y. 1982, APJ, 260, L91. 
          The detection of interstellar CI in the immediate vicinity of the sun 

    438   Bruhweiler, F.C., Parsons, S.B., Wray, J.D. 1982, APJ, 256, L49.      
          Comparison of winds in the Small Magellanic Cloud and galactic        
          early-type stars                                                      

    439   Bruhweiler, F.C., Kondo, Y. 1982, APJ, 259, 232. 
          The UV spectra of nearby white dwarfs and the nature of the local     
          interstellar medium                                                   

    440   Bruhweiler, F.C., Dean, C.A. 1983, APJ, 274, L87.
          Sharp shortward-shifted features in the spectra of O subdwarfs        

    441   Bruhweiler, F.C., Kondo, Y. 1983, APJ, 269, 657. 
          Mass loss, levitation, accretion, and the sharp-lined features in hot 
          white dwarfs                                                          

    442   Bruhweiler, F.C., Feibelman, W.A., Kondo, Y. 1986, AJ, 92, 441.       
          The ultraviolet spectrum of the eclipsing binary IM Aurigae           

    443   Bruhweiler, F.C., Kafatos, M., Sofia, U.J. 1986, APJ, 303, L31.       
          The unusual ultraviolet variability of the QSO 3C 232                 

    444   Bruhweiler, F.C., Sion, E.M. 1986, APJ, 304, L21.
          Ultraviolet observations of V471 Tauri: evidence for a nova-like      
          outburst                                                              

    445   Bruhweiler, F.C., Kondo, Y., Sion, E.M. 1986, NATURE, 324, 235.       
          The historical record for Sirius: evidence for a white-dwarf          
          thermonuclear runaway?                                                

    446   Bruhweiler, F.C., Cheng, K.-P. 1988, APJ, 335, 188.                   
          The stellar radiation field and the ionization of H and He in the     
          local interstellar medium                                             

    447   Bruhweiler, F.C., Smith, A.M. 1988, APJ, 327, 664.                    
          Ultraviolet spectroscopy of the "jetlike" condensations of NGC 4151   

    448   Bruhweiler, F.C., Grady, C.A., Chiu, W.A. 1989, APJ, 340, 1038.       
          Highly ionized species and circumstellar shells in B8-A1 stars        

    449   Bruhweiler, F.C., Kondo, Y., Grady, C.A. 1991, APJ, 371, L27.         
          Mass outflow in the nearby proto-planetary system, Beta Pictoris      

    450   Bruhweiler, F.C., Truong, K.Q., Altner, B. 1991, APJ, 379, 596.       
          IUE observations of NGC 1068: the extremely luminous starburst knots  

    451   Bruhweiler, F.C., Feibelman, W.A. 1993, AJ, 105, 1477.                
          International Ultraviolet Explorer observations of the white dwarf    
          nucleus of the very old, diffuse planetary nebula, IW-2               

    452   Bruhweiler, F.C., Boggess, A., Norman, D.J., Grady, C.A., Urry, C.M., 
          Kondo, Y. 1993, APJ, 409, 199.                   
          The galactic halo and local intergalactic medium toward PKS 2155-304  

    453   Bruzual A., G., Peimbert, M., Torres-Peimbert, S. 1982, APJ, 260, 495.
          The UV continuum spectrum of M81                                      

    454   Bruzual A., G. 1983, APJ, 273, 105.              
          Spectral evolution of galaxies. I. Early-type systems                 

    455   Bruzual A., G. 1983, RMAA, 8, 29.                
          Spectral evolution of galaxies. II. An atlas of IUE spectra of late   
          type stars and nearby early type stellar systems                      

    456   Bruzual A., G., Charlot, S. 1993, APJ, 405, 538. 
          Spectral evolution of stellar populations using isochrone synthesis   

    457   Bryan, G.L., Kwok, S. 1991, APJ, 368, 252.       
          Energy distributions of symbiotic novae                               

    458   Budding, E., Kadouri, T.H., Gimenez, A. 1982, AP&SS, 88, 453.         
          IUE observations of certain short-period RS CVn-like stars            

    459   Budzien, S.A., Feldman, P.D. 1991, ICARUS, 90, 308.                   
          OH prompt emission in Comet IRAS-Araki-Alcock (1983 VII)              

    460   Budzien, S.A., Feldman, P.D. 1992, ICARUS, 99, 143.                   
          Upper limits to the S2 abundance in several comets observed with the  
          International Ultraviolet Explorer                                    

    461   Budzien, S.A., Festou, M.C., Feldman, P.D. 1994, ICARUS, 107, 164.    
          Solar flux variability and the lifetimes of cometary H2O and OH       

    462   Buratti, B.J., Nelson, R.M., Lane, A.L. 1988, NATURE, 333, 148.       
          Surficial texture of the Galilean satellites                          

    463   Burgarella, D., Vogel, M., Paresce, F. 1992, A&A, 262, 83.            
          R Aquarii: an attempt at a unified model                              

    464   Burger, M., de Jager, C., van den Oord, G.H.J., Sato, N.    
          1982, A&A, 107, 320.
          The pulsation of the outer layers of the Beta Cephei-type variable BW 
          Vul                                                                   

    465   Burger, M., de Jager, C., van den Oord, G.H.J. 1982, A&A, 109, 289.   
          The pulsation of the outer layers of the Beta Cephei star Sigma Sco   

    466   Burki, G., Llorente de Andres, F. 1979, A&A, 79, L13.                 
          Ultraviolet P Cygni profiles of the C IV resonance line for O-type    
          stars in the open cluster IC 1805                                     

    467   Burki, G., Heck, A., Bianchi, L., Cassatella, A. 1982, A&A, 107, 205. 
          Variability and mass loss in the extreme supergiant Zeta 1 Sco        

    468   Burki, G., Kviz, Z., North, P. 1992, A&A, 256, 463.                   
          A photometric survey of the eclipsing RS CVn-type system RZ Eridani:  
          starspot variability, circumstellar matter, tidal evolution           

    469   Burks, G.S., York, D.G., Blades, J.C., Bohlin, R.C., Wamsteker, W.    
          1991, APJ, 381, 55.                              
          Probing the Galactic halo along the 3C 273 sight line using IUE       

    470   Burleigh, M., Barstow, M., Fleming, T. 1997, MNRAS, 287, 381.         
           A search for hidden white dwarfs in the ROSAT extreme ultraviolet    
           survey                                                               

    471   Burleigh, M., Barstow, M., Dobbie, P. 1997, A&A, 317, L27.            
           The close DAO+dM binary RE J0720-318: A stratified white dwarf       
           with a thin H layer and a possible circumbinary disk                 

    472   Burstein, D., Bertola, F., Buson, L.M., Faber, S.M., Lauer, T.R. 
          1988, APJ, 328, 440.                 
          The far-ultraviolet spectra of early-type galaxies                    

    473   Buson, L.M., Ulrich, M.-H. 1990, A&A, 240, 247.  
          The Lyman-alpha and C IV lines in 10 low-redshift active galactic     
          nuclei/quasars                                                        

    474   Buss, R.H., Snow, T.P. 1988, APJ, 335, 331.      
          Hot components and circumstellar grains in M supergiant syncretic     
          binaries                                                              

    475   Buss, R.H., Lamers, H.J.G.L.M., Snow, T.P. 1989, APJ, 347, 977.       
          Grain ultraviolet extinction properties of recently discovered post   
          asymptotic giant branch stars                                         

    476   Butler, C.J., Byrne, P.B., Andrews, A.D., Doyle, J.G.     
          1981, MNRAS, 197, 815.
          Ultraviolet spectra of dwarf solar neighborhood stars. I.             

    477   Butler, C., Rodono, M., Foing, B., Haisch, B. 1986, NATURE, 321, 679.
          Coordinated EXOSAT and spectroscopic observations of flare stars and  
          coronal heating                                                       

    478   Butler, C.J., Doyle, J.G., Andrews, A.D., Byrne, P.B., Linsky, J.L.,  
          Bornmann, P., Rodono, M., Pazzani, V., Simon, T. 1987, A&A, 174, 139. 
          Rotational modulation and flares on RS CVn and BY Dra systems. II. IUE
          observations of BY Draconis and AU Microscopii                        

    479   Butler, C.J. 1988, IAJ, 18, 198.                 
          Multiwavelength observations of stellar flares                        

    480   Butterworth, P.S., Caldwell, J., Moore, V., Owen, T., Rivolo, A.R.,   
          Lane, A.L. 1980, NATURE, 285, 308.               
          An upper limit to the global SO2 abundance on Io                      

    481   Butterworth, P.S., Meadows, A.J., Hunt, G.E., Moore, V.,              
          Willis, D.M. 1980, NATURE, 287, 701.             
          Ultraviolet spectra of asteroids                                      

    482   Butterworth, P.S., Meadows, A.J. 1985, ICARUS, 62, 305.               
          Ultraviolet reflectance properties of asteroids                       

    483   Buzasi, D.L., Ramsey, L.W., Huenemoerder, D.P. 1987, APJ, 322, 353.   
          A flare event on the long-period RS Canum Venaticorum system IM Pegasi

    484   Buzzoni, A., Cacciari, C., Fusi Pecci, F., Buonanno, R., Corsi, C.E.  
          1992, A&A, 254, 110.                             
          IUE observations of UV-bright stars in M 3                            

    485   Byrne, P.B., Doyle, J.G., Butler, C.J. 1984, MNRAS, 206, 907.         
          Optical photometry and ultraviolet spectroscopy of the flare/BY Dra   
          star G1 182 (V1005 Ori)                                               

    486   Byrne, P.B., Doyle, J.G., Butler, C.J., Andrews, A.D.     
          1984, MNRAS, 211, 607.
          Optical photometry and UV spectroscopy of the flare star G1 735 (=    
          V1285 Aql)                                                            

    487   Byrne, P.B., Doyle, J.G., Brown, A., Linsky, J.L., Rodono, M.    
          1987, A&A, 180, 172.             
          Rotational modulation and flares on RS CVn and BY Dra stars. VI.      
          Physical parameters of the chromospheres/transition regions of V711   
          Tau (HR 1099), II Peg and AR Lac during October 1981                  

    488   Byrne, P.B., Dufton, P.L., Kingston, A.E., Lennon, D.J.,              
          Murphy, H.M. 1988, A&A, 197, 205.                
          Electron densities in late-type stars                                 

    489   Byrne, P.B., Doyle, J.G. 1989, A&A, 208, 159.    
          Activity in late-type dwarfs. III. Chromospheric and transition region
          line fluxes for two dM stars                                          

    490   Byrne, P.B., McKay, D. 1989, A&A, 223, 241.      
          Activity in late-type stars. IV. The 1980 August 20 flare on Proxima  
          Centauri revisited                                                    

    491   Byrne, P.B., Panagi, P., Doyle, J.G., Englebrecht, C.A., McMahan, R., 
          Marang, F., Wegner, G. 1989, A&A, 214, 227.      
          Rotational modulation and flares on RS Canum Venaticorum and BY       
          Draconis stars. XII. Near-to-simultaneous high resolution UV and      
          optical observations of II Pegasi during July 1984                    

    492   Byrne, P.B., McKay, D. 1990, A&A, 227, 490.      
          Activity in late-type stars. V. Rotational modulation and flaring in  
          UV lines on the most rapidly rotating dMe star, Gl 890 (=BD-16 6218)  

    493   Byrne, P.B., Butler, C.J., Lyons, M.A. 1990, A&A, 236, 455.           
          Activity in late-type stars. VI. Optical photometry and UV            
          spectroscopy of the active dMe star, FK Aquarii in late 1983          

    494   Byrne, P.B., Doyle, J.G. 1990, A&A, 238, 221.    
          Activity in late-type stars. VII. Chromospheric and transition region 
          line fluxes in 2 dM and 1 dM(e) stars                                 

    495   Byrne, P.B. 1993, A&A, 272, 495.                 
          Activity in late-type stars. VIII. The nature of the dM(e) or "zero"  
          H-alpha stars                                                         

    496   Byrne, P.B. 1993, A&A, 278, 520.                 
          Activity in late-type stars. IX. The weakest chromosphere M dwarf yet 
          discovered: Gl 105B                                                   

    497   Cacciari, C., Cassatella, A., Bianchi, L., Fusi-Pecci, F.,            
          Kron, R.G. 1982, APJ, 261, 77.                   
          Optical and ultraviolet observations of the X-ray globular cluster Bo 
          158 in M31                                                            

    498   Cacciari, C., Caloi, V., Castellani, V., Fusi-Pecci, F.     
          1984, A&A, 139, 285.
          IUE observations of UV bright stars in the globular clusters M15 and  
          Omega Cen                                                             

    499   Cacciari, C. 1985, A&AS, 61, 407.                
          UV fluxes of Population II stars                                      

    500   Cacciari, C., Fusi Pecci, F., Bragaglia, A., Buzzoni, A.    
          1995, A&A, 301, 684.
          IUE observations of blue horizontal branch stars in the globular      
          clusters M 3 and NGC 675                                              

    501   Caillault, J.-P., Vilhu, O., Linsky, J.L. 1991, APJ, 383, 594.        
          IUE observations of solar-type stars in the Pleiades and the Hyades   

    502   Caldwell, J., Owen, T., Rivolo, A.R., Moore, V., Hunt, G.E.,          
          Butterworth, P.S. 1981, AJ, 86, 298.             
          Observations of Uranus, Neptune, and Titan by the International       
          Ultraviolet Explorer                                                  

    503   Caldwell, J., Wagener, R., Owen, T. 1983, NATURE, 303, 310.           
          Tentative confirmation of an aurora on Uranus                         

    504   Caldwell, J., Wagener, R., Fricke, K.H. 1988, ICARUS, 74, 133.        
          Observations of Neptune and Uranus below 2000 A with the IUE          

    505   Caloi, V., Cassatella, A., Castellani, V., Macchetto, F.,             
          Melnick, J. 1981, A&A, 103, 386.                 
          Far ultraviolet investigation of three nuclei of globular clusters    

    506   Caloi, V., Castellani, V., Panagia, N. 1982, A&A, 107, 145.           
          The O type subdwarf ROB 162 in the globular cluster NGC 6397          

    507   Caloi, V., Castellani, V. 1983, A&A, 121, 198.   
          IUE observations of the nucleus of the galactic globular cluster NGC  
          2808                                                                  

    508   Caloi, V., Castellani, V., Galluccio, D., Wamsteker, W.     
          1984, A&A, 138, 485.
          Far-ultraviolet spectra of the nuclei of globular clusters M30, M54,  
          M70                                                                   

    509   Caloi, V., Castellani, V., Tarenghi, M. 1985, A&A, 145, 286.          
          M62: an RR Lyrae-rich, UV-bright galactic globular cluster            

    510   Caloi, V., Castellani, V., Danziger, J., Gilmozzi, R., Cannon, R.D.,  
          Hill, P.W., Boksenberg, A. 1986, MNRAS, 222, 55. 
          Optical and UV spectroscopy of blue horizontal branch stars in the    
          globular cluster NGC 6752                                             

    511   Caloi, V., Cassatella, A., Castellani, V., Walker, A.  
          1993, A&A, 271, 109.
          A far UV investigation of luminous hot stars in the SMC cluster NGC   
          330                                                                   

    512   Caloi, V., Cassatella, A. 1995, A&A, 295, 63.    
          On the evolutionary status of the LMC cluster NGC 2004                

    513   Calvet, N., Basri, G., Imhoff, C., Giampapa, M. 1985, APJ, 293, 575. 
          Simultaneous observations of Ca II K and Mg II k in T Tauri stars     

    514   Calzetti, D., Kinney, A.L. 1992, APJ, 399, L39.  
          Lyman-alpha emission in star-forming galaxies: low-redshift           
          counterparts of primeval galaxies?                                    

    515   Calzetti, D., Kinney, A.L., Storchi-Bergmann, T. 1994, APJ, 429, 582. 
          Dust extinction of the stellar continua in starburst galaxies: the    
          ultraviolet and optical extinction law                                

    516   Calzetti, D., Bohlin, R.C., Kinney, A.L., Storchi-Bergmann, T.,       
          Heckman, T.M. 1995, APJ, 443, 136.               
          The heating of dust in starburst galaxies: the contribution of the    
          nonionizing radiation                                                 

    517   Cameron, M., Liseau, R. 1990, A&A, 240, 409.     
          UV observations of Herbig-Haro objects associated with bipolar        
          molecular outflows: HH 7, HH 11, and HH 29                            

    518   Cannizzo, J.K., Pudritz, R.E. 1988, APJ, 327, 840.                    
          A new angular momentum loss mechanism for cataclysmic variables       

    519   Canuto, V.M., Levine, J.S., Augustsson, T.R., Imhoff, C.L.       
          1982, NATURE, 296, 816.                   
          UV radiation from the young Sun and oxygen and ozone levels in the    
          prebiological paleoatmosphere                                         

    520   Canuto, V.M., Levine, J.S., Augustsson, T.R., Imhoff, C.L.,           
          Giampapa, M.S. 1983, NATURE, 305, 281.           
          The young Sun and the atmosphere and photochemistry of the early Earth

    521   Cappelli, A., Cerruti-Sola, M., Cheng, C.C., Pallavicini, R.     
          1989, A&A, 213, 226.                     
          A comparison of solar and stellar ultraviolet spectra obtained with   
          Skylab and IUE                                                        

    522   Cardelli, J.A., Bohm-Vitense, E. 1982, APJ, 262, 213.                 
          The interstellar absorption-line spectrum of Mu Ophiuchi              

    523   Cardelli, J.A., Bohm, K.H. 1984, APJ, 285, 613.  
          The reflection nebula NGC 1999                                        

    524   Cardelli, J.A., Clayton, G.C., Mathis, J.S. 1988, APJ, 329, L33.      
          The determination of ultraviolet extinction from the optical and      
          near-infrared                                                         

    525   Cardelli, J.A., Savage, B.D. 1988, APJ, 325, 864.
          Two lines of sight with exceedingly anomalous ultraviolet interstellar
          extinction                                                            

    526   Cardelli, J.A., Clayton, G.C., Mathis, J.S. 1989, APJ, 345, 245.      
          The relationship between infrared, optical, and ultraviolet extinction

    527   Cardelli, J.A., Clayton, G.C. 1991, AJ, 101, 1021.                    
          Absolute extinction and the influence of environment: dark cloud sight
          lines toward VCT 10, 30, and Walker 67                                

    528   Cardelli, J.A., Sembach, K.R., Mathis, J.S. 1992, AJ, 104, 1916.      
          The quantitative assessment of UV extinction derived from IUE data of 
          giants and supergiants                                                

    529   Carini, M.T., Miller, H.R. 1992, APJ, 385, 146.  
          The optical variability of PKS 2155-304                               

    530   Carpay, J., de Jager, C., Nieuwenhuijzen, H. 1991, A&A, 248, 475.     
          The luminosity of the B2 hypergiant HD 80077                          

    531   Carpenter, K.G. 1984, APJ, 285, 181.             
          Characteristics of the Fe II and C II emission in high-resolution IUE 
          spectra (2300-3000 A) of Alpha Orionis                                

    532   Carpenter, K.G., Slettebak, A., Sonneborn, G. 1984, APJ, 286, 741.    
          Rotational velocities of later B type and A type stars as determined  
          from ultraviolet versus visual line profiles                          

    533   Carpenter, K.G., Brown, A., Stencel, R.E. 1985, APJ, 289, 676.        
          The geometric extent of C II (UV 0.01) emitting regions around        
          luminous late-type stars                                              

    534   Carpenter, K.G., Wing, R.F., Stencel, R.E. 1985, APJS, 57, 405.       
          Line identifications, line strengths, and continuum flux measurements 
          in the ultraviolet spectrum of Arcturus                               

    535   Carpenter, K.G., Pesce, J.E., Stencel, R.E., Brown, A.,               
          Johansson, S., Wing, R.F. 1988, APJS, 68, 345.   
          The ultraviolet spectrum of noncoronal late-type stars: the Gamma     
          Crucis (M3.4 III) reference spectrum                                  

    536   Carpenter, K.G., Robinson, R.D., Wahlgren, G.M., Ake, T.B.,           
          Ebbets, D., Linsky, J.L., Brown, A., Walter, F. 1991, APJ, 377, L45. 
          First results from the Goddard High-Resolutions Spectrograph: the     
          chromosphere of Alpha Tauri                                           

    537   Carpenter, K.G., Robinson, R.D., Wahlgren, G.M., Linsky, J.L.,        
          Brown, A. 1994, APJ, 428, 329.                   
          GHRS observations of cool, low-gravity stars. I. The far-ultraviolet  
          spectrum of Alpha Orionis (M2 Iab)                                    

    538   Carpenter, K.G., Robinson, R.D., Judge, P.G. 1995, ApJ, 444, 424.     
           GHRS observations of cool, low-gravity stars, 2: Flow and            
           turbulent velocities in the outer atmosphere of gamma Cru (M3.4III)  

    539   Carrasco, L., Costero, R., Stalio, R. 1981, A&A, 100, 183.            
          Far-UV wind line profile changes in the O-type star HD 175754         

    540   Casey, S.C. 1991, APJ, 371, 183.                 
          Emission from dust in visual reflection nebulae at infrared and       
          submillimeter wavelengths                                             

    541   Cassatella, A., Giangrande, A., Viotti, R. 1979, A&A, 71, L9.         
          The ultraviolet spectrum and expansion velocity of Eta Carinae from   
          IUE observations                                                      

    542   Cassatella, A., Beeckmans, F., Benvenuti, P., Clavel, J., Heck, A.,   
          Lamers, H.J.G.L.M., Macchetto, F., Penston, M., Selvelli, P.L.,       
          Stickland, D.J. 1979, A&A, 79, 223.              
          On the high resolution ultraviolet spectrum of P Cygni                

    543   Cassatella, A., Benvenuti, P., Clavel, J., Heck, A., Penston, M.,     
          Selvelli, P.L., Macchetto, F. 1979, A&A, 74, L18.
          On the ultraviolet spectrum of nova Cygni 1978                        

    544   Cassatella, A., Barbero, J., Benvenuti, P. 1985, A&A, 144, 335.       
          The International Ultraviolet Explorer (IUE) point spread function at 
          low resolution                                                        

    545   Cassatella, A., Holm, A., Reimers, D., Ake, T., Stickland, D.J.  
          1985, MNRAS, 217, 589.                   
          IUE high-resolution observations of Mira B                            

    546   Cassatella, A., Fransson, C., van Santvoort, J., Gry, C.,             
          Talavera, A., Wamsteker, W., Panagia, N. 1987, A&A, 177, L29.         
          Spectral evolution of SN 1987A in the far-ultraviolet                 

    547   Cassatella, A., Barbero, J., Geyer, E.H. 1987, APJS, 64, 83.          
          Ultraviolet observations by the IUE of 31 clusters of the Large       
          Magellanic Cloud                                                      

    548   Cassatella, A., Smolinski, J. 1991, A&A, 250, 365.                    
          The discovery of a hot companion to the K-type supergiant HD 4817     

    549   Cassatella, A., Gonzalez-Riestra, R., Imhoff, C., Oliversen, N.,      
          Lloyd, C. 1992, A&A, 256, 309.                   
          Photometric calibration of the International Ultraviolet Explorer     
          (IUE) at low resolution: the LWP camera                               

    550   Cassatella, A., Fernandez-Castro, T., Gonzalez-Riestra, R.,           
          Fuensalida, J.J. 1992, A&A, 258, 368.            
          The active phase of the symbiotic star BF Cygni                       

    551   Cassatella, A., Selvelli, P.L., Ponz, J.D., Gonzalez-Riestra, R.,     
          Vogel, M. 1994, A&A, 281, 594.                   
          Photometric calibration of the International Ultraviolet Explorer     
          (IUE) for high resolution spectra                                     

    552   Cassatella, A., Barbero, J., Brocato, E., Castellani, V., Geyer, E.,  
           1996, A&A, 306, 125.                            
           Ultraviolet ages of young clusters in the Magellanic Clouds          

    553   Cassinelli, J.P., Mathis, J.S., Savage, B.D. 1981, SCIENCE, 212, 1497.
          Central object of the 30 Doradus Nebula, a supermassive star          

    554   Cassinelli, J.P., Hartmann, L., Sanders, W.T., Dupree, A.K.,          
          Myers, R.V. 1983, APJ, 268, 205.                 
          Simultaneous X-ray and ultraviolet observations of Epsilon Orionis and
          Kappa Orionis                                                         

    555   Castelaz, M.W., Mccollum, B. 1995, AJ, 109, 341. 
           Search for companion stars to the Mira variables S Leo and U Cnc     

    556   Castelli, F., Hoekstra, R., Kondo, Y. 1982, A&AS, 50, 233.            
          The mid-ultraviolet spectrum of Epsilon Aurigae                       

    557   Castelli, F., Cornachin, M., Hack, M., Morosi, C. 1984, A&A, 141, 223.
          The chemical composition of the He-w Bp star HR 6000                  

    558   Castelli, F., Cornachin, M., Hack, M., Morossi, C. 1985, A&AS, 59, 1. 
          Abundance analysis from the UV spectrum of the He-w star HR 6000      

    559   Castelli, F., Bonifacio, P. 1990, A&AS, 84, 259. 
          A computed spectrum for the normal star iota Herculis (B3 IV) in the  
          region 122.8-195.0 nm                                                 

    560   Castelli, F., Kurucz, R.L. 1994, A&A, 281, 817.  
          Model atmospheres for Vega                                            

    561   Castelli, F., Parthasarathy, M., Hack, M. 1997, A&A, 321, 254.        
           Abundances of the (3)He stars 3 Cen A (B5IIIp) from IUE spectra      

    562   Castor, J.I., Lutz, J.H., Seaton, M.J. 1981, MNRAS, 194, 547.         
          Ultraviolet spectra of planetary nebulae - III. Mass loss from the    
          central star of NGC 6543                                              

    563   Catala, C. 1983, A&A, 125, 313.                  
          The dust envelope of the Herbig Ae star, AB Aur                       

    564   Catala, C., Talavera, A. 1984, A&A, 140, 421.    
          The presence of Si3+ and C3+ in the wind of AB Aur                    

    565   Catala, C., Czarny, J., Felebok, P., Praderie, F. 1986, A&A, 154, 103.
          Spectral similarities in the visible and UV spectrum of Herbig Ae/Be  
          stars                                                                 

    566   Catala, C., Praderie, F., Felenbok, P. 1987, A&A, 182, 115.           
          Rotational modulation of the wind of the PMS star AB Aur: new         
          observations in C IV and Mg II                                        

    567   Catala, C. 1988, A&A, 193, 222.                  
          Line formation in the winds of Herbig Ae/Be stars. The C IV resonance 
          lines                                                                 

    568   Catala, C., Simon, T., Praderie, F., Talavera, A., The, P.S.,         
          Tjin A Djie, H.R.E. 1989, A&A, 221, 273.         
          Active phenomena in the pre-main sequence Herbig Ae star HD 163296    

    569   Catalano, S., Marilli, E., Freire Ferrero, R., Gouttebroze, P.   
          1991, A&A, 250, 573.                   
          The chromospheric Lyman-alpha emission of Altair (A7 IV-V) observed   
          with the IUE                                                          

    570   Celotti, A., Maraschi, L., Treves, A. 1991, APJ, 377, 403.            
          A model for the spectral variability of BL Lacertae objects at high   
          frequencies                                                           

    571   Centurion, M., Vladilo, G. 1991, APJ, 372, 494.  
          The local interstellar medium toward the center of Loop I             

    572   Cerruti-Sola, M., Perinotto, M. 1985, APJ, 291, 237.                  
          Winds in central stars of planetary nebulae                           

    573   Cerruti-Sola, M., Perinotto, M. 1989, APJ, 345, 339.                  
          Fast winds in central stars of some planetary nebulae                 

    574   Cerruti-Sola, M., Cheng, C.-C., Pallavicini, R. 1992, A&A, 256, 185.  
          Mg II absolute line profiles for late-type stars and for              
          spatially-resolved solar regions                                      

    575   Chaffee, F.H. 1983, PASP, 95, 700.               
          Optical and ultraviolet high-resolution spectroscopy of galaxies and  
          QSOs                                                                  

    576   Chapman, G.N.F., Geller, M.J., Huchra, J.P. 1985, APJ, 297, 151.      
          The ultraviolet variability of Seyfert 1 galaxies                     

    577   Chapman, R.D. 1980, NATURE, 286, 580.            
          IUE observations of the atmospheric eclipsing binary system Zeta      
          Aurigae                                                               

    578   Chapman, R.D. 1981, APJ, 248, 1043.              
          The 1979-1980 eclipse of Zeta Aurigae. I. The circumstellar envelope  

    579   Chapman, R.D., Kondo, Y., Stencel, R.E. 1983, APJ, 269, L17.          
          The partial phase of the eclipse of Epsilon Aurigae                   

    580   Charles, P.A., Booth, L., Densham, R.H., Bath, G.T.,                  
          Thorstensen, J.R., Howarth, I.D., Willis, A.J., Skinner, G.K.,        
          Olszewski, E. 1983, MNRAS, 202, 657.             
          Extreme variability in the Be-type, periodic recurrent X-ray transient
          A0538-66: a highly eccentric interacting binary                       

    581   Charlot, S., Fall, S.M. 1993, APJ, 415, 580.     
          Lyman-alpha emission from galaxies                                    

    582   Chavez, M., Stalio, R., Holberg, J.B. 1995, APJ, 449, 280.            
          Far-ultraviolet (912-1900 A) energy distribution in early-type        
          main-sequence stars                                                   

    583   Che, A., Reimers, D. 1983, A&A, 127, 227.        
          Boss 1985: mass loss investigation based on IUE spectra               

    584   Che, A., Hempe, K., Reimers, D. 1983, A&A, 126, 225.                  
          A study of ultraviolet spectra of Zeta Aur/VV Cep systems. II Mass    
          loss of supergiants in Zeta Aur, 32 Cyg, and 31 Cyg                   

    585   Che-Bohnenstengel, A. 1984, A&A, 138, 333.       
          A study of ultraviolet spectra of Zeta Aur/VV Cep systems. VI.        
          Excitation temperature within the wind of the K supergiant 32 Cyg     

    586   Che-Bohnenstengel, A., Reimers, D. 1986, A&A, 156, 172.               
          The accretion of supergiant wind material onto the hot companion in   
          Zeta Aurigae binaries                                                 

    587   Chen, F., Judge, D.L., Wu, C.Y.R., Caldwell, J., White, H.P.,         
          Wagener, R. 1991, JGR, 96, 17,519.               
          High-resolution low-temperature photoabsorption cross sections of     
          C2H2, PH3, AsH3, and GeH4, with application to Saturn's atmosphere    

    588   Chen, H., Kondo, Y., Sahade, J., Ringuelet, A. 1989, APJ, 347, 1082.  
          Analysis of the velocity law in the wind of the Be star Lambda Pavonis

    589   Chen, K., Halpern, J.P., Filippenko, A.V. 1989, APJ, 339, 742.        
          Kinematic evidence for a relativistic Keplerian disk: Arp 102B        

    590   Cheng, A.F., Lanzerotti, L.J., Pirronello, V. 1982, JGR, 87, 4567.    
          Charged particle sputtering of ice surfaces in Saturn's magnetosphere 

    591   Cheng, F.H., Fang, L.Z. 1987, MNRAS, 226, 485.   
          An archival study of IUE observations of low-redshift quasars         

    592   Cheng, F.H., Gaskell, C.M., Koratkar, A.P. 1991, APJ, 370, 487.       
          The shape of the ultraviolet continuum of quasars and intergalactic   
          dust.                                            

    593   Cheng, F.H., Horne, K., Panagia, N., Shrader, C.R., Gilmozzi, R.,     
          Paresce, F., Lund, N. 1992, APJ, 397, 664.       
          The Hubble Space Telescope observations of X-ray Nova Muscae 1991 and 
          its spectral evolution                                                

    594   Cheng, K.-P., Grady, C.A., Bruhweiler, F.C. 1991, APJ, 366, L87.      
          A search for circumstellar dust around HR 10, a proposed Beta Pictoris
          star                                                                  

    595   Cheng, K.-P., Feibelman, W.A., Bruhweiler, F.C. 1991, APJ, 377, 235.  
          Ultraviolet Fe VII absorption and Fe II emission lines of central     
          stars of planetary nebulae                                            

    596   Cheng, K.-P., Bruhweiler, F.C., Kondo, Y. 1994, APJ, 425, L33.        
          A search for ultraviolet circumstellar gas absorption features in     
          Alpha Piscis Austrinus (Fomalhaut), a possible Beta Pictoris-like     
          system                                                                

    597   Cheng, K.-P., Bruhweiler, F., Neff, J. 1997, ApJ, 481, 866.           
           Detection of beta Pictoris-like gaseous infall in 2 Andromedae       

    598   Cherepashchuk, A.M., Koenigsberger, G., Marchenko, S.V.,              
          Moffat, A.F.J. 1995, A&A, 293, 142.              
          On the relative luminosities of the stars in the Wolf-Rayet binary    
          V444 Cygni                                                            

    599   Chevalier, R.A. 1988, NATURE, 332, 514.          
          The interaction of supernova 1987A with dense circumstellar gas       

    600   Chiappetti, L., Maraschi, L., Tanzi, E., Treves, A. 
          1982, ApJ, 258, 236.
          Far-ultraviolet observations of MV Lyrae                              

    601   Chiappetti, L., Maraschi, L., Tanzi, E.G., Treves, A.  
          1983, ApJ, 265, 354.
          Ultraviolet spectroscopy of V1341 Cygni (=Cygnus X-2)                 

    602   Chiappetti, L., Belloni, T., Bonnet-Bidaud, J.M., Del Gratta, C.,     
          De Martino, D., Maraschi, L., Mouchet, M., Mukai, K., Osborne, J.P.,  
          Corbet, R.H.D., Tanzi, E.G., Treves, A. 1989, APJ, 342, 493.          
          X-ray, ultraviolet, and optical observations of the intermediate polar
          FO Aquarii (H2215-086)                                                

    603   Chiappetti, L., Treves, A., Branduardi-Raymont, G., Ciapi, A.L.,      
          Ercan, E.N., Freeman, P.E., Kahn, S.M., Maraschi, L.,                 
          Paerels, F.B.S., Tanzi, E.G. 1990, APJ, 361, 596.
          EXOSAT observations of Cygnus X-2 continuum and line spectrum         

    604   Chjonacki, G.T., Cowley, C.R., Bord, D.J. 1984, APJ, 286, 736.        
          An analysis by wavelength coincidence statistics of the ultraviolet   
          spectrum of Kappa Cancri                                              

    605   Chlebowski, T., Garmany, C.D. 1991, APJ, 368, 241.                    
          On winds and X-rays of O-type stars                                   

    606   Chochol, D., Grygar, J., Pribullai, T., Komzik, R., Hric, L.,         
           Elkin, V. 1997, A&A, 318, 908.                  
           The expansion of the envellope of Nova V1974 Cygni and the           
           distance problem                                                     

    607   Christian, D., Vennes, S., Thorstensen, J., Mathioudakis, M.          
           1996, AJ, 112, 258.                             
           Discovery of a white dwarf companion (MS0354.6-3650=EUVEJ0356-366)   
           to a G2V star                                                        

    608   Chu, Y.-H., Wakker, B., Mac Low, M.-M., Garcia-Segura, G.    
          1994, AJ, 108, 1696.
          Ultraviolet interstellar absorption lines in the LMC: searching for   
          hidden SNRs                                                           

    609   Ciani, A., D'Odorico, S., Benvenuti, P. 1984, A&A, 137, 223.          
          The stellar population of the nucleus of M33 from an analysis of its  
          lambda-lambda 1200-3000 A spectrum                                    

    610   Claret, A. 1996, A&A, 315, 415.                  
           The apsidal motion in extragalactic stars: the masses of the         
            eclipsing binary HV2274 in the Large magellanic Cloud               

    611   Clarke, J.T., Moos, H.W., Atreya, S., Lane, A.L. 1980, APJ, 241, L179.
          Observations from earth orbit and variability of the polar aurora on  
          Jupiter                                                               

    612   Clarke, J.T., Weaver, H.A., Feldman, P.D., Moos, H.W., Fastie, W.G.,  
          Opal, C.B. 1980, APJ, 240, 696.                  
          Spatial imaging of hydrogen Lyman alpha emission from Jupiter         

    613   Clarke, J.T., Moos, H.W., Feldman, P.D. 1981, APJ, 245, L127.         
          IUE monitoring of the spatial distribution of the H Ly alpha emission 
          from Jupiter                                                          

    614   Clarke, J.T., Moos, H., Atreya, S., Lane, A.L. 1981, NATURE, 290, 226.
          IUE detection of bursts of H LY alpha emission from Saturn            

    615   Clarke, J.T. 1982, APJ, 263, L105.               
          Detection of auroral hydrogen Lyman-alpha emission from Uranus        

    616   Clarke, J.T., Moos, H.W., Feldman, P.D. 1982, APJ, 255, 806.          
          The far-ultraviolet spectra and geometric albedos of Jupiter and      
          Saturn                                                                

    617   Clarke, J.T., Bowyer, S., Fahr, H.J., Lay, G. 1984, A&A, 139, 389.    
          IUE high resolution spectrophotometry of H Lyman alpha emission from  
          the local interstellar medium                                         

    618   Clarke, J.T., Bowyer, S., Grewing, M. 1986, APJ, 305, 167.            
          Far-ultraviolet and optical spectrophotometry of X-ray selected       
          Seyfert galaxies                                                      

    619   Clarke, J.T., Durrance, S., Atreya, S., Barnes, A., Belcher, J.,      
          Festou, M., Imhoff, C., Mihalov, J., Moos, H.W., Murthy, J.,          
          Pradhan, A., Skinner, T. 1986, JGR, 91, 8771.    
          Continued observations of the H Ly-alpha emission from Uranus         

    620   Clarke, J.T., Hudson, M.K., Yung, Y.L. 1987, JGR, 92, 15139.          
          The excitation of the far ultraviolet electroglow emissions on Uranus,
          Saturn, and Jupiter                                                   

    621   Clarke, J.T. 1988, GRL, 15, 701.                 
          IUE observations of Neptune for H Lyman-alpha emission                

    622   Clarke, J.T., Trauger, J., Waite, J.H. 1989, GRL, 16, 587.            
          Doppler shifted H Ly-alpha emission from Jupiter's aurora             

    623   Clarke, J.T. 1990, ASR, 10, 121.                 
          Current ideas about the production of the electroglow of Uranus       

    624   Clarke, J.T., Gladstone, G.R. 1990, JGR, 95, 21281.                   
          The center to limb variation in Jupiter's H Ly-alpha emission         

    625   Clarke, J.T., Gladstone, G.R., Ben Jaffel, L. 1991, GRL, 18, 1935.    
          Jupiter's dayglow H Ly-alpha emission line profile                    

    626   Clarke, J.T., Stern, S.A., Trafton, L.M. 1992, ICARUS, 95, 173.       
          Pluto's extended atmosphere: an escape model and intial observations  

    627   Clarke, J.T. 1992, ASR, 12 #8, 137.              
          Variability in the outer planet aurorae                               

    628   Clavel, J., Flower, D.R. 1980, MNRAS, 190, 1P.   
          A search for absorption in the fourth positive system of CO in the    
          spectrum of the planetary nebula IC 418                               

    629   Clavel, J., Benvenuti, P., Cassatella, A., Heck, A., Penston, M.V.,   
          Selvelli, P.L., Beeckmans, F., Macchetto, F. 1980, MNRAS, 192, 769.   
          The UV spectrum of the narrow emission line X-ray emitting nucleus of 
          the galaxy NGC 7582                                                   

    630   Clavel, J., Flower, D.R., Seaton, M.J. 1981, MNRAS, 197, 301.         
          Ultraviolet spectra of planetary nebulae - V. The C II 1335           
          dielectronic recombination lines in IC 418                            

    631   Clavel, J., Joly, M., Collin-Souffrin, S., Bergeron, J.,              
          Penston, M.V. 1983, MNRAS, 202, 85.              
          The Seyfert 1 galaxy NGC 4593 - I. Variability of the UV spectrum and 
          physical conditions in the broad line emitting region                 

    632   Clavel, J. 1983, MNRAS, 204, 189.                
          The Seyfert 1 galaxy NGC 4593 - II. The pattern of variability of the 
          UV spectrum                                                           

    633   Clavel, J., Joly, M. 1984, A&A, 131, 87.         
          The 1200-3200 A spectra of Seyfert I galaxies: MK 304, NGC 7603, MCG  
          8-11-11, ESO 12-G 21, and NGC 1566                                    

    634   Clavel, J., Altamore, A., Boksenberg, A., Bromage, G.E., Elvius, A.,  
          Pelat, D., Penston, M.V., Perola, G.C., Snijders, M.A.J.,             
          Ulrich, M.-H. 1987, APJ, 321, 251.               
          A detailed study of the C IV 1550 line profile and adjacent spectral  
          features in NGC 4151 from 1978 to 1983                                

    635   Clavel, J., Wamsteker, W. 1987, APJ, 320, L9.    
          The fading of the narrow-line region in 3C 390.3                      

    636   Clavel, J., Gilmozzi, R., Prieto, A. 1988, A&A, 191, 392.             
          A correction method for the sensitivity loss of the LWR camera on     
          board the IUE satellite                                               

    637   Clavel, J., Wamsteker, W., Glass, I.S. 1989, APJ, 337, 236.           
          Hot dust on the outskirts of the broad-line region in Fairall 9       

    638   Clavel, J., Santos-Lleo, M. 1990, A&A, 230, 3.   
          The turn-over of the "big bump" in Fairall 9 and HS1700+6416: a       
          genuine difference between Seyfert galaxies and quasars?              

    639   Clavel, J., Boksenberg, A., Bromage, G.E., Elvius, A., Penston, M.V., 
          Perola, G.C., Santos-Lleo, M., Snijders, M.A.J., Ulrich, M.-H.   
          1990, MNRAS, 246, 668.                   
          The ultra-compact broad emission line region in NGC 4151              

    640   Clavel, J., Reichert, G.A., Alloin, D., Crenshaw, D.M., Kriss, G.,    
          Krolik, J.H., Malkan, M.A., Netzer, H., Peterson, B.M.,               
          Wamsteker, W., Altamore, A., Baribaud, T., Barr, P., Beck, S.,        
          Binette, L., Bromage, G.E., Brosch, N., Diaz, A.I., Filippenko, A.V., 
          Fricke, K., Gaskell, C.M., Giommi, P., Glass, I.S., Gondhalekar, P.,  
          Hackney, R.L., Halpern, J.P., Hutter, D.J., Jorsater, S.,             
          Kinney, A.L., Kollatschny, W., Koratkar, A., Korista, K.T., Laor, A., 
          Lasota, J.P., Leibowitz, E., Maoz, D., Martin, P.G., Mazeh, T.,       
          Meurs, E.J.A., Nair, A.D., O'Brien, P., Pelat, D., Perez, E.,         
          Perola, G.C., Ptak, R.L., Rodriguez-Pascual, P., Rosenblatt, E.I.,    
          Sadun, A.C., Santos-Lleo, M., Shaw, R.A., Smith, P.S., Stirpe, G.M.,  
          Stoner, R., Sun, W.H., Ulrich, M.-H., van Groningen, E., Zheng, W.    
          1991, APJ, 366, 64.                              
          Steps toward determination of the size and structrure of the          
          broad-line region in active galactic nuclei. I. An 8 month campaign of
          monitoring NGC 5548 with IUE                                          

    641   Clavel, J., Nandra, K., Makino, F., Pounds, K.A., Reichert, G.A.,     
          Urry, C.M., Wamsteker, W., Peracaula-Bosch, M., Stewart, G.C.,        
          Otani, C. 1992, APJ, 393, 113.                   
          Correlated hard X-ray and ultraviolet variability in NGC 5548         

    642   Clayton, G.C., Martin, P.G. 1985, APJ, 288, 558. 
          Interstellar dust in the Large Magellanic Cloud                       

    643   Clayton, G.C., Fitzpatrick, E.L. 1987, AJ, 93, 157.                   
          Anomalous dust in the open cluster Trumpler 37                        

    644   Clayton, G.C., Cardelli, J.A. 1988, AJ, 96, 695. 
          Polarization and the ratio of total-to-selective extinction           

    645   Clayton, G.C., Whitney, B.A., Stanford, S.A., Drilling, J.S.,         
          Judge, P.G. 1992, APJ, 384, L19.                 
          The unusual ultraviolet chromospheric spectrum of the R Coronae       
          Borealis star, V854 Centauri (NSV 6708), at minimum light             

    646   Clayton, G.C., Whitney, B.A., Stanford, S.A., Drilling, J.S.     
          1992, APJ, 397, 652.                   
          Observations of R Coronae Borealis stars in decline: empirical        
          arguments for dust formation near the stellar surface                 

    647   Clayton, G.C., Hanson, M.M. 1993, AJ, 105, 1880. 
          A new look at the dust toward Omicron Persei and Sigma Scorpii with   
          the International Ultraviolet Explorer                                

    648   Clayton, G.C., Lawson, W.A., Whitney, B.A., Pollacco, D.L.       
          1993, MNRAS, 264, L13.                    
          High-velocity spectral features in V854 Centauri: evidence for dust   
          formation?                                                            

    649   Clayton, G.C., Lawson, W.A., Cottrell, P.L., Whitney, B.A.,           
          Stanford, S.A., de Ruyter, F. 1994, APJ, 432, 785.                    
          An ultraviolet and visible spectroscopic study of a pulsational cycle 
          of RY Sagittarii                                                      

    650   Clayton, G.C., Wolff, M., Allen, R.G., Lupie, O. 1995, APJ, 445, 947.
          Ultraviolet interstellar linear polarization. II. The wavelength      
          dependence                                                            

    651   Clayton, G.C., Green, J., Wolff, M., Zellner, N., Code, A.,           
           Davidsen, A., WUPPE Science Team, HUT Science Team.                  
           1996, ApJ, 460, 313.                            
           Astro-2 observations of interstellar dust and gas in the LMC         

    652   Clegg, R.E.S., Seaton, M.J., Peimbert, M., Torres-Peimbert, S.   
          1983, MNRAS, 205, 417.                
          Analysis of nebulosity in the planetary nebula NGC 40                 

    653   Clegg, R.E.S., Harrington, J.P., Storey, P.J. 1986, MNRAS, 221, 61P.  
          Ne III charge-exchange lines in the planetary nebula NGC 3918         

    654   Clegg, R.E.S., Harrington, J.P., Barlow, M.J., Walsh, J.R.  
          1987, ApJ, 314, 551.
          The planetary nebula NGC 3918                                         

    655   Clegg, R.E., Peimbert, M., Torres-Peimbert, S. 1987, MNRAS, 224, 761.
          The carbon-poor halo planetary nebula DDDM-1                          

    656   Cochran, A.L., Schleicher, D.G. 1993, ICARUS, 105, 235.               
          Observational constraints on the lifetime of cometary H2O             

    657   Cochran, W.D., Wagener, R., Caldwell, J., Fricke, K.H.   
          1990, ICARUS, 83, 93.
          The ultraviolet continuum albedo of Uranus                            

    658   Codina, S.J., de Freitas Pacheco, J.A., Lopes, D.F., Gilra, D.   
          1984, A&AS, 57, 239.                 
          The spectrum of the Be star HD 110432                                 

    659   Coe, M.J., Wickramasinghe, D.T. 1981, NATURE, 290, 119.               
          UV observations of X-ray sources 2A 0311-227 and 2A 0526-328          

    660   Coe, M.J., Roche, P., Everall, C., Fishman, G.J., Hagedon, K.S.,      
          Finger, M., Wilson, R.B., Buckley, D.A.H., Shrader, C., Fabregat, J., 
          Polcaro, V.F., Giovannelli, F., Villada, M. 1994, A&A, 289, 784.      
          Multiwaveband study of a major X-ray outburst from the Be/X-ray       
          transient system A 1118-616                                           

    661   Cohen, J.G., Rich, R.M., Persson, S.E. 1984, APJ, 285, 595.           
          IUE observations of the clusters of the Magellanic Clouds             

    662   Cohen, J.G., Gillett, F.C. 1989, APJ, 346, 803.  
          The peculiar planetary nebula in M22                                  

    663   Cohen, M., Tielens, A.G.G.M, Bregman, J., Witteborn, F.C.,            
          Rank, D.M., Allamandola, L.J., Wooden, D.H., Muizon, M. J. de    
          1989, APJ, 341, 246.                        
          The infrared emission bands. III. Southern IRAS sources               

    664   Cohen, R.D., Rudy, R.J., Puetter, R.C., Ake, T.B., Foltz, C.B.   
          1986, APJ, 311, 135.                      
          Variability of Markarian 1018: Seyfert 1.9 to Seyfert 1               

    665   Colangeli, L., Mennella, V., Blanco, A., Fonti, S., Bussoletti, E.,   
          Gumlich, H.E., Mertins, H.C., Jung, Ch. 1993, APJ, 418, 435.          
          Extreme-ultraviolet extinction measurements on hydrogenated and       
          dehydrogenated amorphous carbon grains                                

    666   Colina, L. 1992, APJ, 386, 59.                   
          The ionizing radiation field of NGC 4388 and its relation to the      
          extranuclear emission-line regions                                    

    667   Collier Cameron, A., Duncan, D.K., Ehrenfreund, P., Foing, B.H.,      
          Kuntz, K.D., Penston, M.V., Robinson, R.D., Soderblom, D.R.      
          1990, MNRAS, 247, 415.                  
          Fast spectroscopic variations on rapidly rotating, cool dwarfs - III. 
          Masses of circumstellar absorbing clouds on AB Doradus                

    668   Collura, A., Maggio, A., Micela, G., Sciotino, S., Harnden, F.R.,     
          Rosner, R. 1993, APJ, 416, 204.                  
          ROSAT X-ray detection of Epsilon Taurus: revisiting the coronal and   
          transition region emission of the Hyades giants                       

    669   Combi, M.R., Feldman, P.D. 1992, ICARUS, 97, 260.
          IUE observations of H Lyman-alpha in Comet P/Giacobini-Zinner         

    670   Combi, M.R., Bos, B.J., Smyth, W.H. 1993, APJ, 408, 668.              
          The OH distribution in cometary atmospheres: a collisional Monte Carlo
          model for heavy species                                               

    671   Combi, M.R., Feldman, P.D. 1993, ICARUS, 105, 557.                    
          Water production rates in comet P/Halley from IUE observations of H I 
          Lyman-alpha                                                           

    672   Conlon, E.S., Dufton, P.L., Keenan, F.P., McCausland, R.J.H.     
          1991, MNRAS, 248, 820.              
          Two early-type post-AGB stars at high galactic latitudes              

    673   Conlon, E.S., Dufton, P.L., Keenan, F.P. 1994, A&A, 290, 897.         
          Abundance analysis of the hot post-AGB star Barnard 29                

    674   Conti, P.S., Garmany, C.D. 1980, APJ, 238, 190.  
          Mass loss from O-type stars                                           

    675   Conti, P.S., Morris, P.W. 1990, AJ, 99, 898.     
          A new method to determine the interstellar reddening towards WN stars 

    676   Conti, P.S., Hanson, M.M., Morris, P.W., Willis, A.J., Fossey, S.J.   
           1995, ApJ, 445, 35                                                   
           Of-Type stars HD16691 and HD190429 show WN-like spectra in the       
           infrared K band                                                      

    677   Contini, M., Prialink, D. 1997, ApJ, 475, 803.   
           The shell of recurrent nova T Pyxidis: A model based on shocks       

    678   Cook, T.A., Cash, W., Snow, T.P. 1989, APJ, 347, L81.                 
          Far-ultraviolet spectrophotometry of Spica                            

    679   Corbet, R.H.D., Mason, K.O., Cordova, F.A., Branduardi-Raymont, G.,   
          Parmar, A.N. 1985, MNRAS, 212, 565.              
          Optical spectroscopy and photometry of the periodic X-ray transient   
          A0538-66 (X0535-668) during an outburst and an OFF state              

    680   Corbin, M.R. 1991, APJ, 371, L51.                
          A comparison of C IV and H-beta broad emission-line profiles in       
          low-redshift active galactic nuclei                                   

    681   Corbin, M.R., Boroson, T. 1996, ApJS, 107, 69.   
           Combined ultraviolet and optical spectra of 48 low-redshift QSOs     
           and the relation of the continuum and emission-line properties       

    682   Corcoran, M.F. 1991, APJ, 366, 308.              
          Circumstellar material around the massive close binary DH Cephei      

    683   Cordova, F.A., Mason, K.O. 1982, APJ, 260, 716.  
          High-velocity winds from a dwarf nova during outburst                 

    684   Cordova, F.A., Fenimore, E.E., Middleditch, J., Mason, K.O. 
          1983, ApJ, 265, 363.
          Time resolved ultraviolet and optical spectroscopy of the pulsating   
          X-ray source H2252-035                                                

    685   Cordova, F.A., Mason, K.O. 1985, APJ, 290, 671.  
          High-velocity winds in close binaries with accretion disks. II. The   
          view along the plane of the disk                                      

    686   Cornett, R.H., Jenkins, E.B., Bohlin, R.C., Cheng, K.-P., Gull, T.R., 
          O'Connell, R.W., Parker, R.A.R., Roberts, M.S., Smith, A.M.,          
          Smith, E.P., Stecher, T.P. 1992, APJ, 395, L9.   
          Ultraviolet Imaging Telescope observations of the Cygnus Loop         

    687   Costa, A., Ringuelet, A. 1985, RMAA, 10, 293.    
          The behaviour of the atmosphere of Sigma Scorpii                      

    688   Costero, R., Stalio, R. 1984, A&AS, 58, 95.      
          P Cygni and related profiles in the ultraviolet spectra of O-stars    

    689   Cottrell, P.L., Greenstein, J.L. 1980, APJ, 238, 941.                 
          Ultraviolet spectrum synthesis of the helium white dwarf Ross 640     

    690   Courtin, R., Wagener, R., McKay, C.P., Caldwell, J., Fricke, K.-H.,   
          Raulin, F., Bruston, P. 1991, ICARUS, 90, 43.    
          UV spectroscopy of Titan's atmosphere, planetary organic chemistry and
          prebiological synthesis. II. Interpretation of new IUE observations in
          the 220-335 nm range                                                  

    691   Courvoisier, T.J.-L., Ulrich, M.-H. 1985, NATURE, 316, 524.           
          Ultraviolet continuum variability of the quasar 3C 273                

    692   Courvoisier, T.J.-L., Turner, M.J.L., Robson, E.I., Gear, W.K.,       
          Staubert, R., Blecha, A., Bouchet, P., Falomo, R., Valtonen, M.,      
          Terasranta, H. 1987, A&A, 176, 197.              
          The radio to X-ray continuum emission of the quasar 3C 273 and its    
          temporal variations                                                   

    693   Courvoisier, T.J.-L., Robson, E.I., Blecha, A., Bouchet, P.,          
          Falomo, R., Maisack, M., Staubert, R., Terasranta, H.,                
          Turner, M.J.L., Valtaoja, E., Walter, R., Wamsteker, W.     
          1990, A&A, 234, 73.
          Multi-wavelength observations of 3C 273. II. 1986-1988                

    694   Courvoisier, T.J.-L., Reichen, M., Blecha, A., Golay, M.,             
          Huguenin, D. 1990, A&A, 238, 63.                 
          Far-UV imaging of the starburst galaxy M 82                           

    695   Courvoisier, T.J.-L., Clavel, J. 1991, A&A, 248, 389.                 
          Observational constraints on disc models for quasars and Seyfert      
          galaxies                                                              

    696   Courvoisier, T.J.-L. 1993, A&AS, 97, 93.         
          Multi-wavelength studies of active galactic nuclei                    

    697   Courvoisier, T.J.-L. 1994, APJS, 92, 579.        
          Multiwavelength properties of active galactic nuclei                  

    698   Cowie, L.L., Taylor, W., York, D.G. 1981, APJ, 248, 528.              
          On the origin and distribution of C IV and Si IV ions in the          
          neighboring interstellar medium                                       

    699   Cowie, L.L., Hu, E.M., Taylor, W., York, D.G. 1981, APJ, 250, L25.    
          A search for expanding supershells of gas around OB associations      

    700   Cowley, A.P., Burstein, D. 1988, AJ, 95, 1071.   
          The ultraviolet spectra of M31 globular clusters                      

    701   Cowley, A.P., Hartwick, F.D.A. 1992, PASP, 104, 1216.                 
          Ultraviolet colors of old LMC clusters                                

    702   Cowley, A.P., Schmidtke, P.C., Hutchings, J.B., Crampton, D.     
          1994, APJ, 429, 826.                 
          Ultraviolet observations of the accretion disk in LMC X-3             

    703   Cowley, C.R., Merritt, D.R. 1987, APJ, 321, 553. 
          Identification of lines in the satellite ultraviolet: the spectrum of 
          Tau Scorpii                                                           

    704   Cowley, C.R. 1987, OBS, 107, 189.                
          Platinum and bismuth in HR 465                                        

    705   Cowley, C.R., Greenberg, M. 1987, PASP, 99, 1201.
          The third spectrum of erbium in HR 465                                

    706   Cowley, C.R., Greenberg, M. 1988, MNRAS, 232, 763.                    
          Third spectra of rare earth elements in chemically peculiar stars: IUE
          spectra                                                               

    707   Cram, L.E., Giampapa, M.S., Imhoff, C.L. 1980, APJ, 238, 905.         
          Emission measures derived from far ultraviolet spectra of T Tauri     
          stars                                                                 

    708   Crampton, D., Cowley, A.P., Hutchings, J.B., Schmidtke, P.C.,         
          Thompson, I.B., Liebert, J. 1987, APJ, 321, 745. 
          CAL 83: a puzzling X-ray source in the Large Magellanic Cloud         

    709   Crawford, C.S., Arnaud, K.A., Fabian, A.C., Johnstone, R.M.      
          1989, MNRAS, 236, 277.                 
          A2597: another massive cooling flow                                   

    710   Crawford, C.S., Fabian, A.C., George, I.M., Naylor, T.    
          1991, MNRAS, 248, 139.
          Implications of the ionizing continuum of 3C 263                      

    711   Crawford, C.S., Fabian, A.C. 1993, MNRAS, 265, 431.                   
          On the nature of the blue light in central cluster galaxies           

    712   Crawford, C.S., Fabian, A.C. 1994, MNRAS, 266, 669.                   
          A non-thermal radio/optical/X-ray source in PKS 2316-423              

    713   Crenshaw, D.M., Peterson, B.M., Wagner, R.M. 1988, AJ, 96, 1208.      
          Ultraviolet and optical spectra of broadline radio galaxies           

    714   Crenshaw, D.M., Blackwell, J.H. 1990, APJ, 358, L37.                  
          Evidence for a supermassive black hole in the nucleus of the Seyfert  
          galaxy NGC 5548                                                       

    715   Crenshaw, D.M., Bruegman, O.W., Norman, D.J. 1990, PASP, 102, 463.    
          Camera artifacts in IUE low-dispersion spectra                        

    716   Crenshaw, D.M., Peterson, B.M., Korista, K.T., Wagner, R.M.,          
          Aufdenberg, J.P. 1991, AJ, 101, 1202.            
          Ultraviolet and optical spectra of high-ionization Seyfert galaxies   
          with narrow lines                                                     

    717   Crenshaw, D.M., Boggess, A., Wu, C.-C. 1993, APJ, 416, L67.           
          Faint Object Spectrograph spectra of the UV emission lines in NGC     
          5548: detection of strong narrow components                           

    718   Crenshaw, D.M., Boggess, A., Wu, C.-C. 1995, AJ, 110, 1026.           
          Faint object spectrograph observations of MKR 509: ultraviolet        
          absorption lines near the redshift of the Seyfert galaxy              

    719   Crenshaw, D., Bruegman, M., Ottow, W., Johnson, R., Fitzurka, M.      
           1996, PASP, 108, 925.                           
           Camera artefacts in IUE High-Dispersion spectra                      

    720   Crenshaw, D.M., et al. 1996, ApJ, 470, 322.      
           Multiwavelength observations of short-timescale variability in       
           NGC4151, I: ultraviolet observations                                 

    721   Cristiani, S., Cappellaro, E., Turatto, M., Bergeron, J., Bues, I.,   
          Buson, L., Danziger, J., di Serego-Alighieri, S., Duerbeck, H.W.,     
          Heydari-Malayeri, M., Krautter, J., Schmutz, W.,                      
          Schulte-Ladbeck, R.E. 1992, A&A, 259, 63.        
          The SN 1986G in Centaurus A                                           

    722   Cristiani, S., Giallongo, E., Buson, L.M., Gouiffes, C.,              
          La Franca, F. 1993, A&A, 268, 86.                
          Coordinated UV-optical observations of quasars: the evolution of the  
          Lyman absorption                                                      

    723   Crivellari, L., Praderie, F. 1982, A&A, 107, 75. 
          On the search for transition zone lines in late A type stars          

    724   Crivellari, L., Morossi, C. 1982, A&A, 106, 332. 
          An alternative procedure for extracting IUE low resolution spectra    

    725   Crivellari, L., Franco, M.L., Molaro, P., Vladilo, G., Beckman, J.E.  
          1983, A&AS, 52, 135.                             
          The spectra of late type dwarfs and sub-dwarfs in the near            
          ultraviolet.  II. Limits to variability in Mg II emission from IUE    
          spectrophotometry                                                     

    726   Crotts, A.P.S., Kron, R.G., Cacciari, C., Fusi-Pecci, F.     
          1990, AJ, 100, 141.
          Ultraviolet fluxes for globular clusters in M31: a rediscussion       

    727   Crotts, A.P.S., Landsman, W.B., Bohlin, R.C., O'Connell, R.W.,        
          Roberts, M.S., Smith, A.M., Stecher, T.P. 1992, APJ, 395, L25.        
          Observations of the light echoes from SN 1987A using the Astro-1      
          Ultraviolet Imaging Telescope                                         

    728   Crovisier, J., Despois, D., Bockelee-Morvan, D., Gerard, E.,          
          Paubert, G., Johansson, L.E.B., Ekelund, L., Winnberg, A., Ge, W.,    
          Irvine, W.M., Kinzel, W.M., Schloerb, F.P. 1990, A&A, 234, 535.       
          A search for the millimetre lines of HCN in comets Wilson 1987VII and 
          Machholz 1988XV                                                       

    729   Crowther, P., Smith, L.J., Willis, A. 1995, A&A, 304, 269.            
           Fundamental parameters of Wolf-Rayet stars, V: The nature of the     
           WN/C star WR8                                                        

    730   Crowther, P., Bohannan, B. 1997, A&A, 317, 532.  
           The distinction between OIafpe and WNLha stars. A spectral           
           analysis of HD151804, HD152408 and HDE313846                         

    731   Crowther, P., Smith, L.J. 1997, A&A, 320, 500.   
           Fundamental parameters of Wolf-Rayet stars, VI: Large Magellanic     
           Cloud WNL stars                                                      

    732   Cugier, H., Molaro, P. 1983, A&A, 128, 429.      
          High rotational velocity of a region around the primary of Algol      

    733   Cugier, H., Molaro, P. 1984, A&A, 140, 105.      
          Accretion of mass in Algol                                            

    734   Cugier, H., Hardorp, J. 1988, A&A, 202, 101.     
          Carbon abundance in Beta Persei and Lambda Tauri                      

    735   Cugier, H., Hardorp, J. 1988, A&A, 197, 163.     
          Analysis of C II resonance lines in some main sequence early-type     
          stars                                                                 

    736   Cugier, H. 1989, A&A, 214, 168.                  
          Carbon abundance in the primaries of six Algol-type stars             

    737   Cuntz, M. 1990, APJ, 349, 141.                   
          Chromospheric extents predicted by time-dependent acoustic wave models

    738   Cuntz, M., Rammacher, W., Ulmschneider, P. 1994, APJ, 432, 690.       
          Chromospheric heating and metal deficiency in cool giants: theoretical
          results versus observations                                           

    739   Cuntz, M., Deeney, B., Brown, A., Stencel, R. 1996, ApJ, 464, 426.    
           Short-term chromospheric variability in alpha Tauri (K5III):         
           Results from IUE time series observations                            

    740   Cuttela, M., Ringuelet, A.E. 1990, MNRAS, 246, 20.                    
          A model for the Ae star with detected magnetic field, HD 190073       

    741   D'Odorico, S., Benvenuti, P., Dennefeld, M., Dopita, M.A., Greve, A.  
          1980, A&A, 92, 22.                               
          Astrophysical interpretation of the 1200-7300 A emission line spectrum
          of a filament in the Cygnus Loop supernova remnant                    

    742   D'Odorico, S., Benvenuti, P. 1983, MNRAS, 203, 157.                   
          Astrophysical properties of a luminous Wolf-Rayet type object in the  
          core of the extragalactic H II region IC 132 from an analysis of its  
          1200-6000 A spectrum                                                  

    743   Dachs, J., Hanuschik, R. 1984, A&A, 138, 140.    
          A study of the expanding envelope from the pole-on Be star HR 5223    

    744   Daems, K., Waelkens, C., Mayor, M. 1997, A&A, 317, 823.               
           The strongly constrained interacting binary BY Crucis                

    745   Danezis, E., Theodossiou, E. 1988, A&AS, 72, 497.
          The far UV spectrum of the Be star 88 Herculis                        

    746   Danezis, E., Theodossiou, E. 1990, AP&SS, 174, 49.                    
          The UV spectrum of the Be star 88 Herculis                            

    747   Danezis, E., Theodossiou, E., Laskarides, P.G. 1991, AP&SS, 179, 111. 
          The far UV spectrum of the Be star AX Monocerotis                     

    748   Danezis, E., Antonopoulou, E., Theodossiou, E. 1992, AP&SS, 187, 307. 
          The UV spectrum of the binary system SZ Psc                           

    749   Danezis, E., Antonopoulou, E., Theodossiou, E. 1993, AP&SS, 200, 47.  
          The UV spectrum of the binary system TY Pyx                           

    750   Danly, L. 1989, APJ, 342, 785.                   
          The kinematics of Milky Way halo gas. I. Observations of              
          low-ionization species                                                

    751   Danly, L., Lockman, F., Meade, M., Savage, B.D. 1992, APJS, 81, 125.
          Ultraviolet and radio observations of Milky Way halo gas              

    752   Danly, L., Albert, C.E., Kuntz, K.D. 1993, APJ, 416, L29.             
          A determination of the distance to the high-velocity cloud complex M  

    753   Danziger, I.J., Wood, R., Clark, D.H. 1980, MNRAS, 192, 83P.          
          Ultraviolet spectroscopy of the Vela supernova remnant                

    754   Danziger, I.J., Bergeron, J., Fosbury, R.A.E., Maraschi, L.,          
          Tanzi, E.G., Treves, A. 1983, MNRAS, 203, 565.   
          The UV spectrum of the BL Lac object PKS 0521-36                      

    755   Danziger, I.J., Fosbury, R.A.E., Alloin, D., Cristiani, S.,           
          Dachs, J., Gouiffes, C., Jarvis, B., Sahu, K.C. 1987, A&A, 177, L13.  
          Optical spectroscopy of SN 1987A                                      

    756   Davidson, J.P., Bord, D.J. 1982, A&A, 111, 362.  
          A search for medium Z elements in the ultraviolet spectrum of Kappa   
          Cancri                                                                

    757   Davidson, K., Gull, T.R., Maran, S.P., Stecher, T.P., Fesen, R.A.,    
          Parise, R., Harvel, C., Kafatos, M., Trimble, V. 1982, APJ, 253, 696.
          The ultraviolet spectrum of the Crab Nebula                           

    758   Davidson, K., Walborn, N.R., Gull, T.R. 1982, APJ, 254, L47.          
          The remarkable spectrum of some material ejected by Eta Carinae       

    759   Davidson, K., Dufour, R., Walborn, N., Gull, T. 1986, APJ, 305, 867.
          Ultraviolet and visual wavelength spectroscopy of gas around Eta      
          Carinae                                                               

    760   Davidson, K., Humphreys, R., Hajian, A., Terzian, Y. 
          1993, ApJ, 411, 336.
          He 3-519: a peculiar post-LBV, pre-WN star?                           

    761   Davies, J.K., Mumma, M.J., Reuter, D.C., Hoban, S., Weaver, H.A.,     
          Puxley, P.J., Lumsden, S.L. 1993, MNRAS, 265, 1022.                   
          The infrared (3.2-3.6 micron) spectrum of comet P/Swift-Tuttle:       
          detection of methanol and other organics                              

    762   Davies, R.L., Sadler, E.M., Peletier, R.F. 1993, MNRAS, 262, 650.     
          Line-strength gradients in elliptical galaxies                        

    763   Davis, R., Hartmann, L. 1983, APJ, 270, 671.     
          Constraints on the inclination and masses of the HDE 226868/Cygnus X-1
          system from the observations                                          

    764   de Araujo, F.X., de Freitas Pacheco, J.A. 1990, AP&SS, 163, 49.       
          Asymmetric winds in Be stars                                          

    765   de Boer, K.S., Savage, B.D. 1980, APJ, 238, 86.  
          Evidence for hot gaseous coronae around the Magellanic Clouds         

    766   de Boer, K.S., Koornneef, J., Savage, B.D. 1980, APJ, 236, 769.       
          Ultraviolet absorption by interstellar gas near 30 Doradus            

    767   de Boer, K.S., Code, A.D. 1981, APJ, 243, L33.   
          The far-ultraviolet energy distribution of two globular cluster blue  
          horizontal-branch stars in M13                                        

    768   de Boer, K.S., Preussner, P.R., Grewing, M. 1982, A&A, 115, 128.      
          The width of echelle orders in IUE images as derived with the         
          Astronomical Image Display and Analysis (AIDA) System in Tubingen     

    769   de Boer, K.S., Nash, A.G. 1982, APJ, 255, 447.   
          Ultraviolet absorption by interstellar gas near the LMC star HD 36402 
          in the interstellar bubble N51D                                       

    770   de Boer, K.S., Savage, B.D. 1983, APJ, 265, 210. 
          Absorption by halo gas in the direction of M13                        

    771   de Boer, K.S., Savage, B.D. 1984, A&A, 136, L7.  
          Inflow of halo gas from the direction of the galactic North Pole      

    772   de Boer, K.S. 1985, A&A, 142, 321.               
          UV-bright stars in galactic globular clusters, their far-UV spectra   
          and their contribution to the globular cluster luminosity             

    773   de Boer, K.S., Fitzpatrick, E.L., Savage, B.D. 1985, MNRAS, 217, 115. 
          Abundances of O, Mg, S, Cr, Mn, Ti, Ni and Zn from absorption lines of
          neutral gas in the Large Magellanic Cloud in front of R136            

    774   de Boer, K.S., Grewing, M., Richtler, T., Wamsteker, W., Gry, C.,     
          Panagia, N. 1987, A&A, 177, L37.                 
          Interstellar lines in SN 1987A observed with the IUE                  

    775   de Boer, K.S., Kuss, C. 1988, A&A, 203, 149.     
          Scattered light between 2 and 13 arcmin from Zeta Orionis in the 1200 
          to 3000 A wavelength range                                            

    776   de Boer, K.S., Heber, U., Richtler, T. 1988, A&A, 202, 113.           
          The nature of the four blue halo stars of Tobin                       

    777   de Boer, K.S., Morras, R., Bajaja, E. 1990, A&A, 233, 523.            
          The location of intermediate- and high-velocity gas in the general    
          direction of the Large Magellanic Cloud                               

    778   de Boer, K.S., Rodriguez Pascual, P., Wamsteker, W., Sonneborn, G.,   
          Fransson, C., Bomans, D.J., Kirshner, R.P. 1993, A&A, 280, L15.       
          Intergalactic and galactic clouds on the line of sight to SN 1993J in 
          M 81 seen in IUE spectra                                              

    779   de Boer, K.S., Altan, A.Z., Bomans, D.J., Lilienthal, D.,             
          Moehler, S., van Woerden, H., Wakker, B.P., Bregman, J.N.   
          1994, A&A, 286, 925.
          The distance to the Complex C of high-velocity halo clouds            

    780   de Boer, K.S., Schmidt, J.H.K., Heber, U. 1995, A&A, 303, 95.         
          Hot HB stars in globular clusters: physical parameters and            
          consequences for theory. II. NGC 6397 and its short blue horizontal   
          branch                                                                

    781   de Castro, E., Fernandez-Figueroa, M.J., Rego, M., Ponz, D. 
          1981, A&A, 102, 207.
          Analysis of the far ultraviolet emission lines in late type stars     

    782   de Castro, E., Fernandez-Figueroa, M.J., Rego, M. 1982, A&A, 113, 94. 
          The outer atmosphere structure of three late type stars               

    783   de Freitas Pacheco, J., Gilra, D., Pottasch, S. 1982, A&A, 108, 111.
          Analysis of the IUE and optical spectra of the peculiar Be star HD    
          87643                                                                 

    784   de Freitas Pacheco, J.A. 1982, MNRAS, 199, 591.  
          Mass loss from Be stars derived from UV spectra                       

    785   de Freitas Pacheco, J.A., Faria Lopes, D., Landaberry, S.C.,          
          Selvelli, P.L. 1985, A&A, 152, 101.              
          HD 87643: a B [e] star with a cold wind                               

    786   de Jager, C., Lamers, H.J.G.L.M., Macchetto, F., Snow, T.P. 
          1979, A&A, 79, L28
          Short time changes in the terminal velocity of the stellar wind of    
          Alpha Cam (O95 Ia)                                                    

    787   de Jager, C., Nieuwenhuijzen, H., van der Hucht, K.A.  
          1982, A&AS, 72, 259.
          Mass loss rates in the Hertzsprung-Russell diagram                    

    788   de Kool, M., de Jong, T. 1985, A&A, 149, 151.    
          C IV and Si IV in the interstellar medium                             

    789   de la Reza, R., da Silva, L. 1995, APJ, 439, 917.
          Lithium abundances in strong lithium K giant stars: LTE and non-LTE   
          analyses                                                              

    790   de Loore, C., Burger, M., Hensberge, H., Van Dessel, E.L.   
          1981, A&A, 104, 150.
          Ultraviolet observations of the Be Star and X-ray binary 4U1145-61    
          (=HD 102567=Hen 715) obtained with the IUE                            

    791   de Loore, C., Giovannelli, F., van Dessel, E.L., Bartolini, C.,       
          Burger, M., Ferrari-Toniolo, M., Giangrande, A., Guarnieri, A.,       
          Hellings, P., Hensberge, H., Persi, P., Piccioni, A., Van Diest, H.   
          1984, A&A, 141, 279.                             
          Multispectral analysis in the UV, optical and IR of HDE 245770 =      
          A0535+26                                                              

    792   de Martino, D., Buckely, D.A.H., Mouchet, M., Mukai, K.     
          1995, A&A, 298, L5.
          UV observations of the polar system RE 1938-461                       

    793   de Martino, D., Mouchet, M., Bonnet-Bidaud, J.M., Vio, R.,            
          Rosen, S., Mukai, K., Augusteijn, T., Garlick, M. 1995, A&A, 298, 849.
          A photometric and spectroscopic study of BG Canis Minoris             

    794   de Medeiros, J.R., Mayor, M., Simon, T. 1992, A&A, 254, L36.          
          An extremely active giant star: HD 218153                             

    795   de Medeiros, J.R., Lebre, A., de Garcia Maia, M., Monier, R.          
           1997, A&A, 321, L37.                            
           IUE observations of Beryllium II lines in Lithium-rich giants        

    796   De Robertis, M.M., Hutchings, J.B., Pitts, R.E. 1988, AJ, 95, 1371.   
          An optical and UV investigation of the IRAS Seyfert galaxy 1319-164   

    797   de Winter, D., Perez, M.R., Hu, J.Y., The, P.S. 1992, A&A, 257, 632.  
          A study of the optical and ultraviolet spectral characteristics and of
          the circumstellar material around the new luminous blue variable WRA  
          751                                                                   

    798   Dean, C.A., Bruhweiler, F.C. 1985, APJS, 57, 133.
          An ultraviolet line list for O star spectra                           

    799   Dearborn, D.S.P., Liebert, J., Aaronson, M., Dahn, C.C.,              
          Harrington, R., Mould, J., Greenstein, J.L. 1986, APJ, 300, 314.      
          On the nature of the dwarf carbon star G77-61                         

    800   Deasy, H.P. 1988, MNRAS, 231, 673.               
          Observational evidence for mass loss from classical Cepheids          

    801   Deharveng, J., Joubert, M., Monnet, G., Donas, J. 1982, A&A, 106, 16.
          Hot stars in the bulge of M31: upper limit to the star formation rate 

    802   Deharveng, J.-M., Bixler, J., Joubert, M., Bowyer, S., Malina, R.     
          1986, A&A, 154, 119.                             
          Search for ultraviolet emission lines from a hot gaseous halo in the  
          edge-on galaxy NGC 4244                                               

    803   Deleuil, M., Viton, M. 1992, A&A, 263, 190.      
          The Spacelab-1 very wide field survey of UV-excess objects. III.      
          Analysis of the IUE high-resolution spectra of two very hot sdO stars 

    804   Deleuil, M., Gry, C., Lagrange-Henri, A.-M., Vidal-Madjar, A.,        
          Beust, H., Ferlet, R., Moos, H.W., Livengood, T.A., Ziskin, D.,       
          Feldman, P.D., McGrath, M.A. 1993, A&A, 267, 187.
          The Beta Pictoris circumstellar disk. XV. Highly ionized species near 
          Beta Pictoris                                                         

    805   Demers, S., Wesemael, F., Irwin, M.J., Fontaine, G., Lamontagne, R.,  
          Kepler, S.O., Holberg, J.B. 1990, APJ, 351, 271. 
          Hot degenerates in the MCT Survey. I. MCT 0130-1937, a new,           
          color-selected PG 1159 object                                         

    806   Dempsey, R.C., Parsons, S.B., Bopp, B.W. 1988, PASP, 100, 481.        
          The long-period K + Be binary HR 2577 (MWC 827)                       

    807   Dempsey, R., Parsons, S., Bopp, B., Fekel, F. 1990, PASP, 102, 312.
          HD 43246 and HD 127208: two unusual F-G + B binary systems            

    808   Dempsey, R.C., Neff, J., Thorpe, M., Linsky, J., Brown, A.,           
           Cutispoto, G., Rodono, M. 1996, ApJ, 470, 1172. 
           Goddard high resolution spectrograph observations of variability     
           in the RS Canum Venaticorum system V711 Tauri (HR1099)               

    809   Deng, S.-B., Zhang, Z.-Y., Chen, J.-S. 1994, A&A, 281, 759.           
          A statistical study of IUE spectra of dwarf novae. I. Quiescence      

    810   Denizman, L., Koktay, T., Hack, M., Eker, T. 1993, AP&SS, 208, 135.   
          Multi-wavelength spectroscopy of the stable shell star HD 193182      

    811   Desert, F., Jenniskens, P., Dennefield M. 1995, A&A, 303, 223.        
           Diffuse interstellar bands and uv extinction curves. The missing     
           link.                                           

    812   Desko, R.D., Bord, D.J., Davidson, J.P. 1986, PASP, 98, 948.          
          VIRIS-VAX interactive reduction of IUE spectra                        

    813   Deuel, W., Nussbaumer, H. 1983, APJ, 271, L19.   
          The evidence for shell formation in V1016 Cygni                       

    814   Diaz, A.I., Prieto, M.A., Wamsteker, W. 1988, A&A, 195, 53.           
          The optical and UV spectrum of the Seyfert type 2 galaxy NGC 3393     

    815   Dietrich, M., Kollatschny, W., Peterson, B.M., Bechtold, J.,          
          Bertram, R., Bochkarev, N.G., Boroson, T.A., Carone, T.E., Elvis, M., 
          Filippenko, A.V., Gaskell, C.M., Huchra, J.P., Hutchings, J.B.,       
          Koratkar, A.P., Korista, K.T., Lame, N.J., Laor, A., MacAlpine, G.M., 
          Malkan, M.A., Mendes de Oliveira, C., Netzer, H., Penfold, J.,        
          Penston, M.V., Perez, E., Pogge, R.W., Richmond, M.W.,                
          Rosenblatt, E.I., Shapovalova, A.I., Shields, J.C., Smith, H.A.,      
          Smith, P.S., Sun, W.-H., Thiele, U., Veilleux, S., Wagner, R.M.,      
          Wilkes, B.J., Wills, B.J., Wills, D. 1993, APJ, 408, 416.             
          Steps toward determination of the size and structure of the broad-line
          region in active galactic nuclei. IV. Intensity variations of the     
          optical emission lines of NGC 5548                                    

    816   Digel, S.W., Shipman, H.L. 1984, PASP, 96, 996.  
          The effective temperature of the white-dwarf star and ZZ Ceti         
          candidate Wolf 485A                                                   

    817   Diplas, A., Savage, B.D. 1994, APJ, 427, 274.    
          An IUE survey of interstellar H I Ly-alpha absorption. II.            
          Interpretations                                                       

    818   Diplas, A., Savage, B.D. 1994, APJS, 93, 211.    
          An IUE survey of interstellar H I Ly-alpha absorption. I. Column      
          densities                                                             

    819   Djorgovski, S., Piotto, G. 1992, AJ, 104, 2112.  
          Dynamical evolution effects on the hot stellar populations in globular
          clusters                                                              

    820   Doazan, V., Kuhi, L.V., Thomas, R.N. 1980, APJ, 235, L17.             
          Variable mass flux in the Be star 59 Cygni                            

    821   Doazan, V., Morossi, C., Stalio, R., Thomas, R.N., Willis, A.    
          1984, A&A, 131, 210.                    
          Abrupt changes in the C IV resonance lines of Theta CrB               

    822   Doazan, V., Grady, C.A., Snow, T.P., Peters, G.J., Marlborough, J.M., 
          Barker, P.K., Bolton, C.T., Bourdonneau, B., Kuhi, L.V., Lyons, R.W., 
          Polidan, R.S., Stalio, R., Thomas, R.N. 1985, A&A, 152, 182.          
          The development of the new Be phase of 59 Cyg in the visual and in the
          far UV in 1978-1983                                                   

    823   Doazan, V., Marlborough, J.M., Morossi, C., Peters, G.J.,             
          Rusconi, L., Sedmak, G., Stalio, R., Thomas, R.N., Willis, A.    
          1986, A&A, 158, 1.                         
          Ultraviolet and visual variability of Theta CrB during a normal       
          B-phase following a shell phase (1980-1985)                           

    824   Doazan, V., Morossi, C., Stalio, R., Thomas, R.N. 1986, A&A, 170, 77. 
          Far UV variability of Theta CrB in 1980-1985. II. Evidence for        
          variability patterns and ionization dependence                        

    825   Doazan, V., Thomas, R.N., Barylak, M. 1986, A&A, 159, 75.             
          Luminosity and colour variations of 88 Her through phase changes from 
          the far UV to the visual spectral regions. II. Empirical atmospheric  
          modelling: an association between photospheric and envelope variations

    826   Doazan, V., Rusconi, L., Sedmak, G., Thomas, R.N. 1987, A&A, 173, L8. 
          Far-UV variability of Theta CrB in 1985-86: a progression toward      
          higher velocities                                                     

    827   Doazan, V., Rusconi, L., Sedmak, G., Thomas, R.N., Bourdonneau, B.    
          1987, A&A, 182, L25.                             
          Long-term variability of the far-UV high velocity components in Gamma 
          Cas (1978-1986)                                                       

    828   Doazan, V., Thomas, R.N., Bourdonneau, B. 1988, A&A, 205, L11.        
          The vanishing shell phase of Pleione in the far UV in 1988            

    829   Doazan, V., Barylak, M., Rusconi, L., Sedmak, G., Thomas, R.N.,       
          Bourdonneau, B. 1989, A&A, 210, 249.             
          The first decade of envelope formation of 59 Cygni in the far UV and  
          optical regions. II                                                   

    830   Doazan, V., de la Fuente, A., Barylak, M., Cramer, N., Mauron, N.     
          1993, A&A, 269, 415.                             
          Radiative energy flux changes of Pleione in the far-UV through the    
          Be-shell-->Be transition                                              

    831   Dobias, J.J., Plavec, M.J. 1985, AJ, 90, 773.    
          A redetermination of the luminosity, distance, and reddening of Beta  
          Lyrae                                                                 

    832   Dobias, J.J., Plavec, M.J. 1985, PASP, 97, 138.  
          IUE and optical spectral scans of U Sagittae: an analysis and         
          comparison with U Cephei                                              

    833   Dobias, J.J., Plavec, M.J. 1987, PASP, 99, 159.  
          Flux distribution in the Algol binary system RW Persei                

    834   Dobias, J.J., Plavec, M.J. 1987, PASP, 99, 274.  
          A spectrophotometric study of the Algol binary system RX Geminorum    

    835   Dobrzycka, D., Kenyon, S.J., Mikolajewska, J. 1993, AJ, 106, 284.     
          Spectroscopic observations of V443 Herculis: a symbiotic binary with a
          low mass white dwarf                                                  

    836   Doherty, L.R. 1985, MNRAS, 217, 41.              
          A survey of Mg II h and k emission in near-solar-type stars           

    837   Dolan, J.F., Michalitsianos, A.G., Thompson, R.W., Boyd, P.T.,        
           Wolinski, K.G., Bless, R.C., Nelson, M.J., Percival, J.W.,           
           Taylor, M.J., Elliot, J.L., van Citters, G.W. 1995, ApJ, 442, 87.    
           The gravitational lens system Q0957+561 in the ultraviolet           

    838   Domgoergen, H., Bomans, D.J., de Boer, K.S. 1995, A&A, 296, 523.      
          Gas motions in and origin of the supergiant shell LMC 4               

    839   Dominy, J.F., Lambert, D.L. 1983, APJ, 270, 180. 
          Do all barium stars have a white dwarf companion?                     

    840   Donas, J., Milliard, B., Laget, M. 1995, A&A, 303, 661.               
           Ultraviolet observations of galaxies in nearby clusters, III.        
           Star forming galaxies in the Coma cluster                            

    841   Done, C., Ward, M.J., Fabian, A.C., Kunieda, H., Tsuruta, S.,         
          Lawrence, A., Smith, M.G., Wamsteker, W. 1990, MNRAS, 243, 713.       
          Simultaneous multifrequency observations of the Seyfert 1 galaxy NGC  
          4051: constant optical-infrared emission observed during              
          large-amplitude X-ray variability                                     

    842   Dorren, J.D., Guinan, E.F. 1990, APJ, 348, 703.  
          The evolution of magnetic activity on V711 Tauri and evidence for a   
          significant facular contribution                                      

    843   Dorren, J.D., Guinan, E.F. 1994, APJ, 428, 805.  
          HD 129333: the sun in its infancy                                     

    844   Doschek, G.A., Feldman, U., Mariska, J.T., Linsky, J.L.     
          1978, ApJ, 226, L35.
          Electron densities in stellar atmospheres determined from IUE spectra 

    845   Doschek, G.A., Feibelman, W.A. 1993, APJS, 87, 331.                   
          An improved ultraviolet spectral line list for the symbiotic star RR  
          Telescopii                                                            

    846   Downes, R.A., Liebert, J., Margon, B. 1985, APJ, 290, 321.            
          KPD 0005+5106: a post-PG 1159 type object?                            

    847   Downes, R., Sion, E., Liebert, J., Holberg, J.B. 1987, APJ, 321, 943.
          Further observations of the peculiar hot helium-rich degenerate KPD   
          0005+5106                                                             

    848   Downes, R.A. 1987, APJ, 316, 763.                
          The stars with H-alpha missing                                        

    849   Downes, R.A. 1990, AJ, 99, 339.                  
          IUE observations of WX Ceti in outburst                               

    850   Downes, R.A., Anderson, S.F., Margon, B. 1996, PASP, 108, 688.        
           The diverse optical/ultraviolet spectra of the Globular Cluster      
           X-Ray sources in NGC7078 and NGC6712                                 

    851   Doyle, J.G., Byrne, P.B., Butler, C.J. 1986, A&A, 156, 283.           
          Flare activity and BY-Draconis-type variability on the late-type dMe  
          star Gliese 867B                                                      

    852   Doyle, J.G. 1987, MNRAS, 224, 1P.                
          An activity-rotation relationship in F-M dwarfs from MgII h and k flux

    853   Doyle, J.G. 1988, A&A, 192, 281.                 
          An active hemisphere on II Peg                                        

    854   Doyle, J.G., Byrne, P.B., van den Oord, G.H.J. 1989, A&A, 224, 153.   
          Ultraviolet flares on II Pegasi                                       

    855   Doyle, J.G., Butler, C.J., Byrne, P.B., Rodono, M., Swank, J.,        
          Fowles, W. 1989, A&A, 223, 219.                  
          Rotational modulation and flares on RS CVn and BY Draconis stars.     
          XIII. IUE spectroscopy and photometry of II Pegasi during September   
          1986                                                                  

    856   Doyle, J.G. 1989, A&A, 214, 258.                 
          An estimate of the total chromospheric, transition region and coronal 
          radiative losses in late-type stars                                   

    857   Doyle, J.G., Panagi, P., Byrne, P.B. 1990, A&A, 228, 443.             
          Ly-alpha and Mg II h & k fluxes in a sample of dwarf M stars          

    858   Doyle, J.G., Collier Cameron, A. 1990, MNRAS, 244, 291.               
          Mass ejections from the rapidly rotating M dwarf star Gl 890          

    859   Doyle, J.G., Keenan, F.P., Harra, L.K., Aggarwal, K.M., Tayal, S.S.   
          1992, A&A, 261, 285.                             
          Al II as an electron density diagnostic for the upper                 
          chromosphere/lower transition region in late-type stars               

    860   Doyle, J.G., van den Oord, G.H.J., Kellett, B.J. 1992, A&A, 262, 533. 
          Dynamic phenomena on the RS Canum Venaticorum binary II Pegasi in     
          August 1989. II. An interpretation                                    

    861   Doyle, J.G., Kellett, B.J., Butler, C.J., Byrne, P.B., Neff, J.E.,    
          Brown, A., Fox, D., Linsky, J.E., Bromage, G.E., Avgoloupis, S.,      
          Mavridis, L.N., Seiradakis, J.H., Mathioudakis, M., Murphy, H.M.,     
          Krzesinski, J., Pajdosz, G., Dadonas, V., Sperauskas, J.,             
          van Wyk, F., Marang, F., Olah, K., Collier Cameron, A.,               
          Antonopoulou, E., Rovithis, P., Rovithis-Livaniou, H.  
          1992, A&AS, 96, 351.
          Dynamic phenomena on the RS Canum Venaticorum binary II Pegasi in     
          August 1989. I. Observational data                                    

    862   Doyle, J.G., Cook, J.W. 1992, APJ, 391, 393.     
          The sun as a star: high spectral resolution solar data degraded to    
          low-dispersion IUE resolution                                         

    863   Doyle, J.G., Mathioudakis, M., Murphy, H.M., Avgoloupis, S.,          
          Mavridis, L.N., Seiradakis, J.H. 1993, A&A, 278, 499.                 
          Rotational modulation and flares on RS Canum Venaticorum binary II    
          Pegasi in July/September 1990: spots and flares on II Peg             

    864   Doyle, J.G., Mitrou, C.K., Mathioudakis, M., Antonopoulou, E.    
          1994, A&A, 283, 522.                   
          Ultraviolet flare activity on the eclipsing binary SZ Piscium         

    865   Doyle, J.G., Houdebine, E.R., Mathioudakis, M., Panagi, P.M.     
          1994, A&A, 285, 233.              
          Lower chromospheric activity in low activity M dwarfs                 

    866   Doyle, J.G., Mitrou, C.K., Mathioudakis, M., Avgoloupis, S.,          
          Mavridis, L.N., Varvoglis, P.P., Graos, F., Antonopoulou, E.     
          1994, A&A, 291, 135.              
          Surface inhomogeneities on SZ Piscium                                 

    867   Doyle, J.G. 1996, A&A, 307, 162.                 
           Estimating the total radiative power output from the hot, outer      
           layers of late-type stellar atmospheres: how many lines are          
           required ?                                                           

    868   Doyle, J.G. 1996, A&A, 307, L45.                 
           Mechanical heating levels in ultra-fast rotating dwarfs              

    869   Draine, B.T., Malhotra, S. 1993, APJ, 414, 632.  
          On graphite and the 2175 A extinction profile                         

    870   Drake, S.A., Brown, A., Linsky, J.L. 1984, APJ, 284, 774.             
          The origin of low-velocity absorption components in the Mg II         
          resonance lines of hybrid-chromosphere stars                          

    871   Drake, S.A., Johnson, H.R., Brown, A. 1991, AJ, 101, 1483.            
          A radio search for continuum emission from S-type red giantswith white
          dwarf companions                                                      

    872   Dravins, D., Linde, P., Fredga, K., Gahm, G.F. 1993, APJ, 403, 396.   
          The distant future of solar activity: a case study of Beta Hydri. II. 
          Chromospheric activity and variability                                

    873   Dravins, D., Linde, P., Ayres, T.R., Linsky, J.L.,                    
          Monsignori-Fossi, B., Simon, T., Wallinder, F. 1993, APJ, 403, 412.   
          The distant future of solar activity: a case study of Beta Hydri. III.
          Transition region, corona, and stellar wind                           

    874   Drechsel, H., Rahe, J., Holm, A., Krautter, J. 1981, A&A, 99, 166.    
          Phase-dependent optical and ultraviolet observations of the old nova  
          V603 Aquilae (1918)                                                   

    875   Drechsel, H., Rahe, J., Kondo, Y., McCluskey, G. 1981, A&AS, 45, 473.
          The ultraviolet spectrum of UW Canis Majoris                          

    876   Drechsel, H., Rahe, J. 1982, A&A, 106, 70.       
          On the ionization and velocity structure of expanding circumstellar   
          envelopes                                                             

    877   Drechsel, H., Rahe, J., Wargau, W., Wolf, B. 1982, A&A, 110, 246.     
          The interacting early-type contact binary SV Centauri                 

    878   Dreizler, S. 1993, A&A, 273, 212.                
          Spectral analysis of extremely helium rich subdwarf O-stars           

    879   Dreizler, S., Werner, K. 1993, A&A, 278, 199.    
          Line blanketing by iron group elements in Non-LTE model atmospheres   
          for hot stars                                                         

    880   Dreizler, S., Heber, U., Napiwotzki, R., Hagen, H.J.   
          1995, A&A, 303, L53.
          Ultra-high excitation features in hot white dwarfs: one DAO and three 
          DO stars discovered by the Hamburg-Schmidt survey                     

    881   Dreizler, S., Werner, K. 1996, A&A, 314, 217.    
           Spectral analysis of hot, helium-rich White Dwarfs                   

    882   Drew, J., Verbunt, F. 1985, MNRAS, 213, 191.     
          Investigation of a wind model for cataclysmic variable ultraviolet    
          resonance line emission                                               

    883   Drew, J.E., Verbunt, F. 1988, MNRAS, 234, 341.   
          Regular orbital variations in the ultraviolet resonance lines of YZ   
          Cnc                                                                   

    884   Drew, J.E., Hoare, M.G., Woods, J.A. 1991, MNRAS, 250, 144.           
          Ultraviolet observations of the long-period dwarf nova DX And in      
          outburst                                                              

    885   Drilling, J.S. 1981, APJ, 250, 701.              
          The spectra of two new intermediate helium stars                      

    886   Drilling, J.S., Schonberner, D. 1982, A&A, 113, L22.                  
          The hot component of KS Persei (HD 30353)                             

    887   Drilling, J.S., Holberg, J.B., Schonberner, D. 1984, APJ, 283, L67.   
          Far-ultraviolet spectrophotometry of two very hot O type subdwarfs    

    888   Drilling, J.S., Schonberner, D., Heber, U., Lynas-Gray, A.E.     
          1984, APJ, 278, 224.                
          Spectrophotometry of extreme helium stars: ultraviolet fluxes and     
          effective temperatures                                                

    889   Drilling, J.S. 1985, APJ, 294, L107.             
          LSS 2018: a double-lined spectroscopic binary central star with an    
          extremely large reflection effect                                     

    890   Drilling, J.S., Schonberner, D. 1989, APJ, 343, L45.                  
          On the nature of newly formed dust around the hydrogen-deficient star 
          V348 Sagittarii                                                       

    891   Drilling, J.S., Beers, T.C. 1995, APJ, 446, L27. 
          UV spectrophotometry of the hottest stars from the southern HK survey 

    892   Drilling, J.S., Hecht, J., Clayton, G., Mattei, J., Landolt, A.,      
           Whitney, B. 1997, ApJ, 476, 865.                
           The ultraviolet extinction curve for circumstellar dust formed in    
           the hydrogen poor environment of V348 Sagittarii                     

    893   Drossart, P., Maillard, J.-P., Caldwell, J., Kim, S.J.,               
          Watson, J.K.G., Majewski, W.A., Tennyson, J., Miller, S.,             
          Atreya, S.K., Clarke, J.T., Waite, J.H., Wagener, R.     
          1989, NATURE, 340, 539.
          Detection of H3+ on Jupiter                                           

    894   Drossart, P., Prange, R., Maillard, J.-P. 1992, ICARUS, 97, 10.       
          Morphology of infrared H3+ emissions in the auroral regions of Jupiter

    895   Dudley, R.E., Jeffery, C.S. 1990, MNRAS, 247, 400.                    
          The mass ratio of Upsilon Sgr from ultraviolet radial velocities      

    896   Dudley, R.E., Jeffery, C.S. 1993, MNRAS, 262, 945.                    
          Improved effective temperatures for hydrogen-deficient binary stars   

    897   Dufour, R.J., Shields, G.A., Talbot, R.J. 1982, APJ, 252, 461.        
          The carbon abundance in the Magellanic Clouds from IUE observations of
          H II regions                                                          

    898   Dufour, R.J. 1984, APJ, 287, 341.                
          The unique planetary nebula NGC 2818                                  

    899   Dufour, R.J. 1986, PASP, 98, 1025.               
          XVII. Abundances in dwarf irregular galaxies                          

    900   Dufour, R.J., Garnett, D.R., Shields, G.A. 1988, APJ, 332, 752.       
          The abundances of carbon and nitrogen in I Zw 18                      

    901   Dufour, R.J., Skillman, E.D., Garnett, D.R., Shields, G.A.,           
          Peimbert, M., Torres-Peimbert, S., Terlevich, E., Terlevich, R.  
          1993, RMAA, 27, 115.                 
          Comparisons of IUE & HST ultraviolet spectra of extragalactic H II    
          regions                                                               

    902   Dufton, P.L., Keenan, F.P., Kingston, A.E. 1984, MNRAS, 209, 1P.      
          Si III emission line strengths in low density plasmas                 

    903   Dufton, P.L., Lennon, D.J. 1989, A&A, 211, 397.  
          The ultra-violet spectrum of the peculiar early-type supergiant, HD   
          157038                                                                

    904   Dufton, P.L., Keenan, F.P., Hibbert, A., Stafford, R.P., Byrne, P.B., 
          Agnew, D. 1991, MNRAS, 253, 474.                 
          The Si II intercombination multiplet in late-type stars               

    905   Dultzin-Hacyan, D., Salas, L., Daltabuit, E. 1982, A&A, 111, 43.      
          IUE observations of quasars 3C 249.1 and 3C 232                       

    906   Dultzin-Hacyan, D. 1983, A&A, 128, 148.          
          The UV spectrum of PKS 2251+113 and physical conditions in the Broad  
          Line Region                                                           

    907   Dupree, A.K., Davis, R.J., Gursky, H., Hartmann, L.W., Raymond, J.C., 
          Boggess, A., Holm, A., Kondo, Y., Wu, C.-C., Macchetto, F.,           
          Sandford, M.C.W., Willis, A.J., Wilson, R., Ciatti, F.,               
          Hutchings, J.B., Johnson, H.M., Jugaku, J., Morton, D.C., Treves, A., 
          van den Heuvel, E.P.J. 1978, NATURE, 275, 400.   
          IUE observations of X-ray sources: HD 153919 (4U1700-37), HDE 226868  
          (Cyg X-1), HZ Her (Her X-1)                                           

    908   Dupree, A.K., Hartmann, L., Black, J.H., Davis, R.J., Matilsky, T.A., 
          Raymond, J.C., Gursky, H. 1979, APJ, 230, L89.   
          Ultraviolet spectroscopic measurements of globular clusters           

    909   Dupree, A.K., Gursky, H., Black, J.H., Davis, R.J., Hartmann, L.,     
          Matilsky, T., Raymond, J.C., Hammerschlag-Hensberge, G.,              
          van den Heuvel, E.P.J., Burger, M., Lamers, H.J.G.L.M.,               
          Vanden Bout, P.A., Morton, D.C., de Loore, C., van Dessel, E.L.,      
          Menzies, J.W., Whitelock, P.A., Watson, M., Sanford, P.W.,            
          Pollard, G.S.G. 1980, APJ, 238, 969.             
          Simultaneous ultraviolet, optical and X-ray observations of the X-ray 
          source Vela X-1 (HD 77581)                                            

    910   Dupree, A.K., Raymond, J.C. 1982, APJ, 263, L63. 
          Discovery of highly ionized species in the ultraviolet spectrum of    
          Feige 24                                                              

    911   Dupree, A.K., Raymond, J.C. 1983, APJ, 275, L71. 
          White dwarfs and the interstellar medium                              

    912   Dupree, A.K., Kirshner, R.P., Nassiopoulos, G.E., Raymond, J.C.,      
          Sonneborn, G. 1987, APJ, 320, 597.               
          The interstellar medium toward SN 1987A                               

    913   Dupree, A.K., Baliunas, S.L., Guinan, E.F., Hartmann, L.,             
          Nassiopoulos, G.E., Sonneborn, G. 1987, APJ, 317, L85.                
          Periodic photospheric and chromospheric modulation in Alpha Orionis   
          (Betelgeuse)                                                          

    914   Dupree, A.K., Hartmann, L., Smith, G.H. 1990, APJ, 353, 623.          
          Chromospheres of metal-deficient field giants                         

    915   Dupree, A.K., Harper, G.M., Hartmann, L., Jordan, C., Rodgers, A.W.,  
          Smith, G.H. 1990, APJ, 361, L9.                  
          Chromospheres of two red giants in NGC 6752                           

    916   Dupree, A.K., Brickhouse, N.S., Doschek, G.A., Green, J.C.,           
          Raymond, J.C. 1993, APJ, 418, L41.               
          The extreme ultraviolet spectrum of Alpha Aurigae (Capella)           

    917   Dupree, A.K., Hartmann, L., Smith, G.H., Rodgers, A.W.,               
          Roberts, W.H., Zucker, D.B. 1994, APJ, 421, 542. 
          Spectroscopy of chromospheric lines of giants in the globular cluster 
          NGC 6752                                                              

    918   Dupuis, J., Fontaine, G., Wesemael, F. 1993, APJS, 87, 345.           
          A study of metal abundance patterns in cool white dwarfs. III.        
          Comparison of the predictions of the two-phase accretion model with   
          the observations                                                      

    919   Durrance, S.T., Feldman, P.D., Moos, H.W. 1982, GRL, 9, 652.          
          The spectrum of the Jovian aurora 1150-1700 A                         

    920   Durrance, S.T. 1982, JGR, 86, 9115.              
          The carbon monoxide fourth positive bands in the Venus dayglow. I.    
          Synthetic spectra                                                     

    921   Durrance, S.T., Moos, H.W. 1982, NATURE, 299, 428.                    
          Intense Lyman Alpha emission from Uranus                              

    922   Durrance, S.T., Feldman, P.D., Weaver, H.A. 1983, APJ, 267, L125.     
          Rocket detection of ultraviolet emission from neutral oxygen and      
          sulfur in the Io torus                                                

    923   Durret, F., Bergeron, J., Boksenberg, A. 1985, A&A, 143, 347.         
          Gas and star content and spatial distribution in the giant            
          extragalactic H II region Tol 89                                      

    924   Durret, F., Bergeron, J. 1986, A&A, 156, 51.     
          The narrow line active galaxies NGC 3081 and NGC 4507: from the       
          infrared to the UV                                                    

    925   Durret, F., Tarrab, I. 1988, A&A, 205, 9.        
          Markarian 52: a gas-rich starburst galaxy                             

    926   Durret, F., Bergeron, J. 1988, A&AS, 75, 273.    
          Long slit spectroscopy of emission line galaxies. I. The sample       

    927   Durret, F. 1990, A&A, 229, 351.                  
          Long slit spectroscopy of emission line galaxies. II. Physical        
          properties of the ionized gas and general characteristics             

    928   Dwek, E., Felten, J.E. 1992, APJ, 387, 551.      
          Line fluorescence from the ring around supernova 1987A                

    929   Eaton, J.A. 1983, APJ, 268, 800.                 
          Chromospheric emission of W Ursae Majoris-type stars and its relation 
          to the structure of their common envelopes                            

    930   Eaton, J., Cherepashchuk, A., Khaliullin, Kh.F. 1985, APJ, 297, 266.
          Stratification of the extended atmosphere of the Wolf-Rayet component 
          of V444 Cygni                                                         

    931   Eaton, J., Cherepashchuk, A., Khaliullin, Kh.F. 1985, APJ, 296, 222.
          Analysis of ultraviolet atmospheric eclipses in the Wolf-Rayet binary 
          CV Serpentis                                                          

    932   Eaton, J.A., Johnson, H.R., O'Brien, G.T., Baumert, J.H.    
          1985, ApJ, 290, 276.
          Ultraviolet spectra and chromospheres of R stars                      

    933   Eaton, J.A., Johnson, H.R. 1988, APJ, 325, 355.  
          The outer atmospheres of the coolest M giants: ultraviolet spectra of 
          Rho Persei, 2 Centauri, g Herculis, Theta Apodis, and R Lyrae         

    934   Eaton, J.A. 1988, APJ, 333, 288.                 
          The atmospheric eclipse of 31 Cygni in the ultraviolet                

    935   Eaton, J., Kondo, Y., McCluskey, G., Shore, S.N. 1990, AJ, 100, 799.
          The long-period binary AL Velorum: the atmospheric eclipse of a bright
          K0 giant                                                              

    936   Eaton, J.A., Johnson, H.R., Cadmus, R.R. 1990, APJ, 364, 259.         
          Chromospheric variability of M giant semiregular variables            

    937   Eaton, J.A. 1990, MNRAS, 247, 62.                
          The long-period binary UU Cancri as a system that has reversed its    
          mass ratio                                                            

    938   Eaton, J.A. 1991, AP&SS, 186, 7.                 
          Ultraviolet light curves of V535 Arae                                 

    939   Eaton, J.A. 1992, MNRAS, 258, 473.               
          Intrinsic chromospheric emission from Zeta Aurigae binaries           

    940   Eaton, J.A. 1993, AJ, 105, 1525.                 
          On the chromosphere of 32 Cygni                                       

    941   Eaton, J.A. 1993, AJ, 106, 2081.                 
          31 Cygni: the B star and the wind                                     

    942   Eaton, J.A. 1993, APJ, 404, 305.                 
          On the chromospheric structure of Zeta Aurigae                        

    943   Eaton, J.A. 1994, AJ, 107, 729.                  
          A deep atmospheric eclipse of AL Velorum                              

    944   Eaton, J.A., Bell, C. 1994, AJ, 108, 2276.       
          The 1992/93 eclipse of 31 Cygni                                       

    945   Eaton, J.A., Hartkopf, W.I., McAlister, H.A., Mason, B.D.    
          1995, AJ, 109, 1856.
          Winds and accretion in Delta Sagittae                                 

    946   Eaton, N.L., Herbst, W. 1995, AJ, 110, 2369.     
          An ultraviolet and optical study of accreting pre-main-sequence stars:
          Uors                                                                  

    947   Ebbets, C.D., Savage, B.D. 1982, APJ, 262, 234.  
          Analysis of the ultraviolet spectrum RWT 152: a subluminous O star    
          with a main-sequence visual spectrum                                  

    948   Echevarria, J., Jones, D.H.P., Wallis, R.E., Mayo, S.K.,              
          Hassall, B.J.M., Pringle, J.E., Whelan, J.A.J. 1981, MNRAS, 197, 565. 
          Outburst spectra of UZ Serpentis                                      

    949   Echevarria, J., Schwarzenberg-Czerny, A., Jones, D.H.P.,              
          Dick, J.S.B., Ward, M., Costero, R., Gilmozzi, R. 1988, RMAA, 16, 87. 
          Multiwavelength observations of the AM Herculis type system: MR       
          Serpentis                                                             

    950   Edelson, R. 1992, APJ, 401, 516.                 
          A survey of ultraviolet variability in blazars                        

    951   Edelson, R., Pike, G.F., Saken, J.M., Kinney, A., Shull, J.M.    
          1992, APJS, 83, 1.                 
          The Colorado IUE active galaxy survey. I. Blazars                     

    952   Edelson, R., Krolik, J., Madejski, G., Maraschi, L., Pike, G.,        
          Urry, C.M., Brinkmann, W., Courvoisier, T.J.-L., Ellithorpe, J.,      
          Horne, K., Treves, A., Wagner, S., Wamsteker, W., Warwick, R.,        
          Aller, H.D., Aller, M.F., Ashley, M., Blecha, A., Bouchet, P.,        
          Bratschi, P., Bregman, J.N., Carini, M., Celotti, A., Donahue, M.,    
          Feigelson, E., Filippenko, A.V., Fink, H., George, I., Glass, I.,     
          Heidt, J., Hewitt, J., Hughes, P., Kollgaard, R., Kondo, Y.,          
          Koratkar, A., Leighly, K., Marscher, A., Martin, P.G., Matheson, T.,  
          Miller, H.R., Noble, J.C., O'Brien, E., Pian, E., Reichert, G.,       
          Saken, J.M., Shull, J.M., Sitko, M., Smith, P.S., Sun, W.-H.,         
          Tagliaferri, G. 1995, APJ, 438, 120.             
          Multiwavelength monitoring of the BL Lacertae object PKS 2155-304. IV.
          Multiwavelength analysis                                              

    953   Edelson, R.A., Malkan, M.A. 1986, APJ, 308, 59.  
          Spectral energy distributions of active galactic nuclei between 0.1   
          and 100 microns                                                       

    954   Edelson, R.A., Krolik, J.H. 1988, APJ, 333, 646. 
          The discrete correlation function: a new method for analyzing unevenly
          sampled variability data                                              

    955   Edelson, R.A., Krolik, J.H., Pike, G.F. 1990, APJ, 359, 86.           
          Broad-band properties of the CfA Seyfert galaxies. III. Ultraviolet   
          variability                                                           

    956   Edelson, R.A., Saken, J.M., Pike, G.F., Urry, C.M., George, I.M.,     
          Warwick, R.S., Miller, H., Carini, M., Webb, J. 1991, APJ, 372, L9.
          Rapid ultraviolet variability in the BL Lacertae object PKS 2155-304  

    957   Edelson, R.A., et al. 1996, ApJ, 470, 364.       
           Multiwavelength observations of short-timescale variability in       
           NGC4151, IV: Analysis of multiwavelength continuum variability       

    958   Edgar, R.J., Savage, B.D. 1992, APJ, 396, 124.   
          Highly ionized gas in the Gum Nebula and elsewhere: a comparison of   
          IUE and Copernicus satellite results                                  

    959   Eichendorf, W., Heck, A., Isserstedt, J., Lub, J., Pakull, M.,        
          Reipurth, B., van Genderen, A.M. 1981, A&A, 93, L5.                   
          On the nature of the 125-Day Cepheid V810 Cen (=HR 4511): IUE spectra 

    960   Eichendorf, W., Heck, A., Caccin, B., Russo, G., Sollazzo, C.    
          1982, A&A, 109, 274.                    
          UV, optical and IR observations of the Cepheid R Muscae               

    961   Eker, Z. 1989, MNRAS, 238, 675.                  
          High-resolution H-alpha spectroscopy of the bright RS CVn system HR   
          7275                                                                  

    962   Elgaroy, O., Joras, P., Engvold, O., Jensen, E., Pettersen, B.R.,     
          Ayres, T.R., Ambruster, C., Linsky, J.L., Clark, M., Kunkel, W.,      
          Marang, F. 1988, A&A, 193, 211.                  
          Ultraviolet emission lines and optical photometry of the flare star AT
          Microscopii                                                           

    963   Elgaroy, O., Engvold, O., Carlsson, M. 1990, A&A, 234, 308.           
          Deviation from the Wilson-Bappu relationship in faint red dwarf stars 

    964   Ellis, R.S., Gondhalekar, P.M., Efstathiou, G. 1982, MNRAS, 201, 223. 
          The ultraviolet spectra of the nuclei of spiral galaxies - I. NGC     
          4594, 3031, 5194 and 4258                                             

    965   Elvis, M., Fabbiano, G. 1984, APJ, 280, 91.      
          X-ray and UV observations of two radio-bright quasars                 

    966   Elvis, M., Green, R.F., Bechtold, J., Schmidt, M., Neugebauer, G.,    
          Soifer, B.T., Matthews, K., Fabbiano, G. 1986, APJ, 310, 291.         
          X-ray spectra of PG quasars. I. The continuum from X-rays to infrared 

    967   Elvis, M., Wilkes, B.J., McDowell, J.C., Green, R.F., Bechtold, J.,   
          Willner, S.P., Oey, M.S., Polomski, E., Cutri, R. 1994, APJS, 95, 1.  
          Atlas of quasar energy distributions                                  

    968   Emmering, R.T., Chevalier, R.A. 1989, APJ, 338, 388.                  
          Circumstellar infrared and scattered light echoes from SN 1987A       

    969   Encrenaz, T., Combes, M., Atreya, S.K., Romani, P.N., Fricke, K.,     
          Moore, V., Hunt, G., Wagener, R., Caldwell, J., Owen, T.,             
          Butterworth, P. 1986, A&A, 162, 317.             
          A study of the upper atmosphere of Uranus using the IUE               

    970   Engvold, O., Ayres, T.R., Elgaroy, O., Jensen, E., Joras, P.B.,       
          Kjeldseth-Moe, O., Linsky, J.L., Schnopper, H.W., Westergaard, N.J.   
          1988, A&A, 192, 234.                             
          Far-ultraviolet and X-ray emission of the long period RS CVn star     
          Sigma Geminorum                                                       

    971   Eriksson, K., Linsky, J.L., Simon, T. 1983, APJ, 272, 665.            
          Outer atmospheres of cool stars.  XIV. A model for the chromsphere and
          transition region of Beta Ceti (G9.5 III)                             

    972   Eriksson, K., Gustafsson, B., Johnson, H.R., Querci, F., Querci, M.,  
          Baumert, J.H., Carlsson, M., Olofsson, H. 1986, A&A, 161, 305.        
          The outer atmosphere of the carbon star TX Piscium                    

    973   Esendemir, A., Alev, H.M. 1992, AP&SS, 197, 35.  
          X-ray vs He II lambda 1640 A correlation of II Peg                    

    974   Espey, B., Keenan, F., McKenna, F., Feibelman, W., Aggarwal, K.       
           1996, ApJ, 465, 965.                            
           NeV and NeVI lines in the ultraviolet spectrum of the symbiotic      
           star RR Telescopii                                                   

    975   Esteban, C., Vilchez, J.M., Smith, L.J., Manchado, A.  
          1991, A&A, 244, 205.
          Spatially resolved spectroscopy of WR ring nebulae. II. M1-67         

    976   Etzel, P.B. 1988, AJ, 95, 1204.                  
          The nature of TT Hydrae                                               

    977   Evans, A., Whittet, D.C.B., Davies, J.K., Kilkenny, D., Bode, M.F.    
          1985, MNRAS, 217, 767.                           
          IUE observations of RCB stars during extinction minima                

    978   Evans, A., Zarnecki, J.C., McDonnell, J.A.M., Bode, M.F.,             
          Taylor, G.E., Morley, T. 1985, MNRAS, 217, 669.  
          Observations of Comet Crommelin - IV. Upper limit on the optical depth
          in the coma at ultraviolet wavelengths                                

    979   Evans, A., Bode, M., Duerbeck, H., Seitter, W. 1992, MNRAS, 258, 7P.
          IUE observations of the shells of RR Pic and GK Per                   

    980   Evans, N.R. 1984, APJ, 281, 760.                 
          X Cygni: duplicity, period stability, and atmospheric velocity        
          structure                                                             

    981   Evans, N.R., Lyons, R. 1986, AJ, 92, 436.        
          Radial-velocity curves for the classical Cepheids T Vul, TT Aql, and Y
          Oph                                                                   

    982   Evans, N.R. 1988, PASP, 100, 724.                
          A search for the binary companion of Polaris                          

    983   Evans, N.R. 1989, AJ, 97, 1737.                  
          The binary companion of the classical Cepheid AW Per                  

    984   Evans, N.R., Welch, D.L., Scarfe, C.D., Teays, T. 1990, AJ, 99, 1598.
          The orbit and companions of the classical Cepheid FF Aql              

    985   Evans, N.R., Bolton, C.T. 1990, APJ, 356, 630.   
          The mass of the classical Cepheid SU Cygni                            

    986   Evans, N.R. 1990, PASP, 102, 551.                
          The orbit and colors of the Cepheid S Muscae                          

    987   Evans, N.R., Szabados, L., Udalska, J. 1990, PASP, 102, 981.          
          Cepheid companions? FM Aquilae, FN Aquilae, RX Aurigae, Y Lacertae,   
          and RS Orionis                                                        

    988   Evans, N.R. 1991, APJ, 372, 597.                 
          Classical Cepheid luminosities from binary companions                 

    989   Evans, N.R., Arellano Ferro, A., Udalska, J. 1992, AJ, 103, 1638.     
          The binary Cepheid BP Cir: a test of evolutionary tracks              

    990   Evans, N.R. 1992, AJ, 104, 216.                  
          The luminosity of the classical Cepheid T Vul                         

    991   Evans, N.R. 1992, APJ, 384, 220.                 
          A magnitude-limited survey of Cepheid companions in the ultraviolet   

    992   Evans, N.R. 1992, APJ, 385, 680.                 
          The luminosity of the double-mode Cepheid Y Carinae                   

    993   Evans, N.R. 1992, APJ, 389, 657.                 
          New calibrators for the Cepheid period-luminosity relation            

    994   Evans, N.R. 1993, AJ, 105, 1956.                 
          Luminosities for two yellow supergiants: nonvariables and the         
          instability strip                                                     

    995   Evans, N.R., Jiang, J., McAlary, C., Campins, H. 1993, AJ, 106, 726.
          Multifrequency comparison of Cepheids and nonvariable supergiants     

    996   Evans, N.R., Welch, D.L., Slovak, M.H., Barnes III, T.G.,             
          Moffett, T.J. 1993, AJ, 106, 1599.               
          The orbit and companion of the Cepheid S Sge: a probable triple system

    997   Evans, N.R., Welch, D.L. 1993, PASP, 105, 836.   
          The companion of the classical Cepheid Z Lacertae                     

    998   Evans, N.R., Butler, J. 1993, PASP, 105, 915.    
          The companion of the 18-day classical Cepheid YZ Carinae              

    999   Evans, N.R., Lyons, R.W. 1994, AJ, 107, 2164.    
          The binary system containing the classical Cepheid T Mon              

   1000   Evans, N.R., Massa, D., Teays, T.J. 1994, AJ, 108, 2251.              
          S Mus B revisited                                                     

   1001   Evans, N.R. 1994, APJ, 436, 273.                 
          Classical Cepheids with terminal age main-sequence companions:        
          constraints on evolution                                              

   1002   Evans, N.R. 1995, ApJ, 445, 393.                 
           The mass ratios of Cepheid binaries                                  

   1003   Fabbiano, G., Hartmann, L., Raymond, J., Steiner, J.,                 
          Branduardi-Raymont, G., Matilsky, T. 1981, APJ, 243, 911.             
          Coordinated X-ray, ultraviolet and optical observations of AM         
          Herculis, U Geminorum, and SS Cygni                                   

   1004   Fabbiano, G., Panagia, N. 1983, APJ, 266, 568.   
          X-ray and ultraviolet observations of extragalactic H II regions      

   1005   Fabian, A.C., Pringle, J.E., Stickland, D.J., Whelan, J.A.J.     
          1980, MNRAS, 191, 457.               
          Ultraviolet observations of WZ Sagittae in outburst                   

   1006   Fabian, A.C., Nulsen, P.E.J., Arnaud, K.A. 1984, MNRAS, 208, 179.     
          Diffuse Lyman alpha emission around NGC 1275                          

   1007   Fabian, A.C., Naylor, T., Sciama, D.W. 1991, MNRAS, 249, 21P.         
          IUE observations of the quasar 3C 263 constrain the ionizing photon   
          luminosity of decaying dark matter                                    

   1008   Fahey, R.P. 1984, APJS, 55, 507.                 
          Comparison of variations in the visible and ultraviolet spectra of a  
          Centauri                                                              

   1009   Fahey, R.P., Michalitsianos, A.G., Kazanas, D. 1991, APJ, 371, 136.   
          C IV line profile correlations in NGC 4151                            

   1010   Falomo, R., Bouchet, P., Maraschi, L., Tanzi, E.G., Treves, A.   
          1988, APJ, 335, 122.                         
          Quasi-simultaneous ultraviolet, optical and infrared observations of  
          the BL Lacertae object PKS 0048-09                                    

   1011   Falomo, R., Bouchet, P., Maraschi, L., Tanzi, E.G., Treves, A.   
          1989, APJ, 345, 148.                            
          The ultraviolet to infrared energy distribution of the BL Lacertae    
          object PKS 0422+00 at two different brightness levels                 

   1012   Falomo, R. 1990, APJ, 353, 114.                  
          The high-luminosity BL Lacertae object PKS 0823-22                    

   1013   Falomo, R., Treves, A. 1990, PASP, 102, 1120.    
          PG 1553+11: a bright optically selected BL Lacertae object            

   1014   Falomo, R., Tanzi, E.G. 1991, AJ, 102, 1294.     
          Host galaxy and spectral variability of the BL Lacertae object        
          H0414+00                                                              

   1015   Falomo, R., Treves, A., Chiappetti, L., Maraschi, L., Pian, E.,       
          Tanzi, E.G. 1993, APJ, 402, 532.                 
          The ultraviolet-to-near-infrared spectral flux distribution of four BL
          Lacertae                                                              

   1016   Fanelli, M.N., O'Connell, R.W., Thuan, T.X. 1987, APJ, 321, 768.      
          Spectral synthesis in the ultraviolet. I. Far-ultraviolet stellar     
          library                                                               

   1017   Fanelli, M.N., O'Connell, R.W., Thuan, T.X. 1988, APJ, 334, 665.      
          Spectral synthesis in the ultraviolet. II. Stellar populations and    
          star formation in blue compact galaxies                               

   1018   Fanelli, M.N., O'Connell, R.W., Burstein, D., Wu, C.-C.     
          1990, ApJ, 364, 272.
          Spectral synthesis in the ultraviolet. III. The spectral morphology of
          normal stars in the mid-ultraviolet                                   

   1019   Fanelli, M.N., O'Connell, R.W., Burstein, D., Wu, C.-C.    
          1992, ApJS, 82, 197.
          Spectral synthesis in the ultraviolet. IV. A library of mean stellar  
          groups                                                                

   1020   Faraggiana, R., Selvelli, P.L. 1979, A&A, 76, L18.                    
          The UV spectrum of VV Cep in 1978                                     

   1021   Faraggiana, R., Castelli, F., Morossi, C., Kondo, Y.,                 
          van der Hucht, K.A. 1986, APJS, 61, 719.         
          The ultraviolet spectrum of Procyon. I. The atlas from 2030 to 2371 A 

   1022   Faraggiana, R. 1989, A&A, 224, 162.              
          Heavy elements in the 2000-3000 A range of four Ap stars              

   1023   Faraggiana, R., Gerbaldi, M., Bohm, C. 1990, A&A, 235, 311.           
          The UV spectrum as a signature of the Lambda Bootis character         

   1024   Faraggiana, R., Gerbaldi, M., Burnage, R. 1997, A&A, 318, L21.        
           HD111786: A spectroscopic binary lambda Boo star                     

   1025   Faulkner, D.R., Honeycutt, R.K., Johnson, H.R. 1988, APJ, 324, 490.   
          On the violet flux of N type carbon stars                             

   1026   Federman, S.R., Lambert, D.L. 1988, APJ, 328, 777.                    
          The carbon chemistry in interstellar clouds toward moderately reddened
          stars                                                                 

   1027   Feibelman, W.A., Boggess, A., Hobbs, R.W., McCracken, C.W.  
          1980, ApJ, 241, 725.
          Electron densities for six planetary nebulae and HM Sagittae derived  
          from the C III 1907/1909 ratio                                        

   1028   Feibelman, W.A., Boggess, A., McCracken, C.W., Hobbs, R.W.   
          1981, AJ, 86, 881.
          Molecular hydrogen ion absorption in planetary nebulae                

   1029   Feibelman, W.A., Boggess, A., McCracken, C.W., Hobbs, R.W.  
          1981, ApJ, 246, 807.
          Electron densities for 10 planetary nebulae derived from the C III    
          1907/1909 ratio II                                                    

   1030   Feibelman, W.A. 1982, AJ, 87, 555.               
          E(B-V) extinction values for 24 planetary nebulae derived from IUE    
          data                                                                  

   1031   Feibelman, W.A. 1982, APJ, 263, L69.             
          Ultraviolet shell formation at V1016 Cygni                            

   1032   Feibelman, W.A. 1982, APJ, 258, 562.             
          IUE observations of proto-planetary and varible planetary nebulae. II.
          A search for variability in IC 4997 and NGC 6905                      

   1033   Feibelman, W.A. 1982, APJ, 258, 548.             
          IUE observations of proto-planetary and variable planetary nebulae. I.
          V1016 Cygni, HM Sagittae, and HBV 475                                 

   1034   Feibelman, W.A., Aller, L.H., Keyes, C.D., Czyzak, S.J.    
          1982, PNAS, 82, 2202.
          Spectrum and chemical composition of the remarkable planetary nebula  
          NGC 6537                                                              

   1035   Feibelman, W.A. 1983, A&A, 122, 335.             
          Profiles and intensity ratios of the C IV lambda 1548, 1550 emission  
          lines in planetary nebulae                                            

   1036   Feibelman, W.A., Kaler, J.B. 1983, APJ, 269, 592.
          The binary central star of the planetary nebula LT-5                  

   1037   Feibelman, W.A. 1983, APJ, 275, 628.             
          Ultraviolet observations of M1-2 (=VV 8)                              

   1038   Feibelman, W.A., Aller, L.H. 1983, APJ, 270, 150.
          IUE observations of the perplexing bipolar planetary nebula NGC 2346  

   1039   Feibelman, W.A. 1983, PASP, 95, 886.             
          IUE observations of the low-excitation planetary nebula Tc-1          

   1040   Feibelman, W.A. 1984, APJ, 287, 353.             
          IUE observations of the "Butterfly" nebula M2-9                       

   1041   Feibelman, W.A. 1985, AJ, 90, 2550.              
          He2-36: a planetary nebula with a high-velocity jet?                  

   1042   Feibelman, W.A., Fahey, R.P. 1985, APJ, 292, L15.
          Dynamical activity in V1016 Cygni                                     

   1043   Feibelman, W.A. 1985, PASP, 97, 404.             
          The ultraviolet spectrum of the planetary nebula M3-27                

   1044   Feibelman, W.A., Aller, L.H. 1987, APJ, 319, 407.
          The (C III 1909/Si III 1892) ratio as a diagnostic for planetary      
          nebulae and symbiotic stars                                           

   1045   Feibelman, W.A. 1987, PASP, 99, 270.             
          The peculiar planetary nebula 75+35 1                                 

   1046   Feibelman, W.A. 1988, PASP, 100, 1101.           
          The IUE spectrum of Cn 1-2 (=PK 326-10 1): a southern counterpart to  
          V1016 Cygni and HM Sagittae?                                          

   1047   Feibelman, W.A., Bruhweiler, F.C. 1989, APJ, 347, 901.                
          Terminal velocity of wind, mass loss, and absorption lines of the     
          central star of the planetary nebula 75 +35 1                         

   1048   Feibelman, W.A., Bruhweiler, F.C. 1990, AJ, 100, 1248.                
          FG Sagittae: no hot companion?                                        

   1049   Feibelman, W.A., Bruhweiler, F.C. 1990, APJ, 354, 262.                
          Ultraviolet observations of the enigmatic bipolar nebula M1-92        

   1050   Feibelman, W.A., Bruhweiler, F.C. 1990, APJ, 357, 548.                
          Ultraviolet Fe VII absorption lines in planetary nebula nuclei, hot   
          subdwarfs, and hot degenerate objects                                 

   1051   Feibelman, W.A., Bruhweiler, F.C., Johansson, S. 1991, APJ, 373, 649. 
          Ultraviolet high-excitation Fe II fluorescence lines excited by O VI, 
          C IV, and H I resonance emission as seen in IUE spectra               

   1052   Feibelman, W.A. 1991, APJ, 375, 335.             
          The ultraviolet spectrum of KX Trianguli Australis                    

   1053   Feibelman, W.A., Aller, L.H., Hyung, S. 1992, PASP, 104, 339.         
          Variability of emission lines in the planetary nebulae IC 4997 and NGC
          6572                                                                  

   1054   Feibelman, W.A. 1993, PASP, 105, 595.            
          The ultraviolet spectrum of the planetary nebula Vy 2-2               

   1055   Feibelman, W.A., Hyung, S., Aller, L.H. 1994, APJ, 426, 653.          
          Spectrum of IC 2149 and its central star                              

   1056   Feibelman, W.A. 1994, PASP, 106, 56.             
          On planetary nebula nuclei of the spectral type "continuous"          

   1057   Feibelman, W.A. 1994, PASP, 106, 756.            
          X-ray planetary nebulae                                               

   1058   Feibelman, W.A. 1995, APJ, 443, 245.             
          Recent changes in the IUE spectrum of the very young planetary nebula 
          He 3-1357 (=SAO 244567)                                               

   1059   Feibelman, W.A. 1995, APJ, 448, 766.             
          The IUE spectrum of the planetary nebula NGC 6751                     

   1060   Feibelman, W.A. 1995, APJ, 449, L87.             
          The IUE spectrum of the "O VI sequence" planetary nebula He 2-55      

   1061   Feibelman, W.A., Johansson, S. 1995, APJS, 100, 405.                  
          C IV and O VI transitions in the region lambda 1100-2000 andexamples  
          found in IUE spectra of hot stars                                     

   1062   Feibelman, W.A. 1995, PASP, 107, 531.            
          The IUE absorption spectrum of the nucleus of NGC 246: mostly C IV and
          O VI                                                                  

   1063   Feibelman, W.A., Kaler, J.B., Bond, H.E., Grauer, A.D.     
          1995, PASP, 107, 914.
          Variability of IUE spectra of the pulsating nucleus of the planetary  
          nebula K 1-16                                                         

   1064   Feibelman, W.A., Hyung, S., Aller, L.H. 1996, MNRAS, 278, 625.        
           The spectrum of the Planetary Nebula IC351                           

   1065   Feibelman, W.A. 1996, ApJ, 464, 910.             
            The IUE spectrum of the unusual Wolf-Rayet PG1159-type star         
            Sanduleak 3                                                         

   1066   Feibelman, W.A., 1996, ApJ, 472, 294.            
           The IUE spectrum of the Plantary Nebula NGC6905                      

   1067   Feibelman, W.A., 1996, PASP, 108, 664.           
           An OVIII sequence for Planetary Nebula                               

   1068   Feibelman, W.A. 1997, ApJS, 109, 481.            
           The IUE spectrum of the "OVI Sequence" Planetary Nebula IC 2003      

   1069   Feigelson, E.D., Welty, A.D., Imhoff, C.L., Hall, J.C., Etzel, P.B.,  
          Phillips, R.B., Lonsdale, C.J. 1994, APJ, 432, 373.                   
          Multiwavelength study of the magnetically active T Tauri star HD      
          283447                                                                

   1070   Feinswog, L., Szkody, P., Garnavich, P. 1988, AJ, 96, 1702.           
          A spectrophotometric study of IR Gem at outburst and quiescence       

   1071   Feitzinger, J., Hanuschik, R., Schmidt-Kaler, Th. 1983, A&A, 120, 269.
          The ultraviolet spectrum of the supermassive object R136A. I. The mass
          loss rate                                                             

   1072   Feitzinger, J.V., Hanuschik, R.W., Schmidt-Kaler, Th.     
          1984, MNRAS, 211, 867.
          The interstellar lines and the energetics of the inner 30 Doradus     
          nebula from the ultraviolet spectrum of R 136a                        

   1073   Fekel, F.C., Hall, D.S., Africano, J.L., Gillies, K., Quigley, R.,    
          Fried, R.E. 1985, AJ, 90, 2581.                  
          Chromospherically active stars. I. HD 136905                          

   1074   Fekel, F.C., Simon, T. 1985, AJ, 90, 812.        
          HD 160538 and HD 185510: two active-chromosphere stars with hot       
          companions                                                            

   1075   Fekel, F.C., Bopp, B.W., Africano, J.L., Goodrich, B.D.,              
          Palmer, L.H., Quigley, R., Simon, T. 1986, AJ, 92, 1150.              
          Chromospherically active stars. II. HD 82558, a young single BY       
          Draconis variable                                                     

   1076   Fekel, F.C., Moffett, T.J., Henry, G.W. 1986, APJS, 60, 551.          
          A survey of chromospherically active stars                            

   1077   Fekel, F., Quigley, R., Gillies, K., Africano, J. 1987, AJ, 94, 726.
          Chromospherically active stars. III. HD 26337 = EI Eri: an RS CVn     
          candidate for the Doppler-imaging technique                           

   1078   Fekel, F.C. 1988, AJ, 95, 215.                   
          Chromospherically active stars. IV. HD 178450 = V478 Lyr: an          
          early-type BY Draconis type binary                                    

   1079   Fekel, F.C., Kirkpatrick, J.D., Yang, X., Strassmeier, K.G.  
          1989, AJ, 97, 202.
          Chromospherically active stars. VI. HD 136901 = UV CrB: a massive     
          ellipsoidal K giant single-lined spectroscopic binary                 

   1080   Fekel, F.C., Marschall, L.A. 1991, AJ, 102, 1439.
          Chromospherically active stars. IX. HD 33798 = V390 Aurigae: a        
          lithium-rich rapidly rotating single giant                            

   1081   Fekel, F.C., Henry, G.W., Busby, M., Eitter, J. 1993, AJ, 106, 2370.
          Chromospherically active stars. XI. Giants with compact hot companions
          and the barium star scenario                                          

   1082   Fekel, F.C., Balachandran, S. 1993, APJ, 403, 708.                    
          Lithium and rapid rotation in chromospherically active single giants  

   1083   Feldman, P., Moos, H., Clarke, J., Lane, A. 1979, NATURE, 279, 221.
          Identification of the UV nightglow from Venus                         

   1084   Feldman, P.D., Weaver, H.A., Festou, M.C., A'Hearn, M.F.,             
          Jackson, W.M., Donn, B., Rahe, J., Smith, A.M., Benvenuti, P.    
          1980, NATURE, 286, 132.                  
          IUE observations of the UV spectrum of Comet Bradfield                

   1085   Feldman, P.D. 1983, SCIENCE, 219, 347.           
          Ultraviolet spectroscopy and the composition of cometary ice          

   1086   Feldman, P.D., A'Hearn, M.F., Schleicher, D.G., Festou, M.C.,         
          Wallis, M.K., Burton, W.M., Hughes, D.W., Keller, H.U.,               
          Benvenuti, P. 1984, A&A, 131, 394.               
          Evolution of the ultraviolet coma of comet Austin (1982g)             

   1087   Feldman, P.D., A'Hearn, M.F., Millis, R.L. 1984, APJ, 282, 799.       
          Temporal and spatial behavior of the ultraviolet emissions of Comet   
          IRAS-Araki-Alcock 1983d                                               

   1088   Feldman, P.D., Weaver, H.A., Festou, M.C. 1984, ICARUS, 60, 455.      
          The ultraviolet spectrum of periodic Comet Encke (1980 XI)            

   1089   Feldman, P.D. 1986, A&A, 159, 342.               
          In-flight analysis of IUE cross-disperser scattered light             

   1090   Feldman, P.D., A'Hearn, M.F., Festou, M.C., McFadden, L.A.,           
          Weaver, H.A., Woods, T.N. 1986, NATURE, 324, 433.
          Is CO2 responsible for the outbursts of comet Halley?                 

   1091   Feldman, P.D., Festou, M.C., A'Hearn, M.F., Arpigny, C.,              
          Butterworth, P.S., Cosmovici, C.B., Danks, A.C., Gilmozzi, R.,        
          Jackson, W.M., McFadden, L.A., Patriarchi, P., Schleicher, D.G.,      
          Tozzi, G., Wallis, M., Weaver, H., Woods, T. 1987, A&A, 187, 325.
          IUE observations of comet P/Halley: evolution of the ultraviolet      
          spectrum between September 1985 and July 1986                         

   1092   Feldman, P.D., Davidsen, A.F., Blair, W.P., Bowers, C.W.,             
          Dixon, W.V., Durrance, S.T., Ferguson, H.C., Henry, R.C.,             
          Kimble, R.A., Kriss, G.A., Kruk, J.W., Long, K.S., Moos, H.W.,        
          Vancura, O., Gull, T.R. 1991, APJ, 379, L37.     
          Observations of comet Levy (1990c) with the Hopkins Ultraviolet       
          Telescope                                                             

   1093   Feldman, P.D., Budzien, S.A., Festou, M.C., A'Hearn, M.F.,            
          Tozzi, G.P. 1992, ICARUS, 95, 65.                
          Ultraviolet and visible variability of the coma of Comet Levy (1990c) 

   1094   Feldman, P.D., Fournier, K.B., Grinin, V.P., Zvereva, A.M.  
          1993, ApJ, 404, 348.
          The abundance of ammonia in comet P/Halley derived from ultraviolet   
          spectrophotometry of NH by ASTRON and IUE                             

   1095   Feldman, P.D., McGrath, M.A., Moos, H.W., Durrance, S.T.,             
          Strobel, D.F., Davidsen, A.F. 1993, APJ, 406, 279.                    
          The spectrum of the Jovian dayglow observed at 3 A resolution with the
          Hopkins Ultraviolet Telescope                                         

   1096   Feldman, P.D., Festou, M., Tozzi, G., Weaver, H. 1997, ApJ, 475, 829  
           The CO2/CO abundance ratio in 1p/Halley and several other comets     
           observed by IUE and HST                                              

   1097   Felenbok, P., Czarny, J., Catala, C., Praderie, F.     
          1988, A&A, 201, 247.
          Neutral oxygen in Herbig Ae stars                                     

   1098   Ferguson, D.H., Liebert, J., Green, R.F., McGraw, J.T., Spinrad, H.   
          1981, APJ, 251, 205.                             
          BE Ursae Majoris (PG 1155+492): a unique, cataclysmic-variable-like   
          object                                                                

   1099   Ferguson, D.H., Green, R.F., Liebert, J. 1984, APJ, 287, 320.         
          Hot subdwarfs in detached binary systems and thick-disk cataclysmic   
          variables from the Palomar Green Survey                               

   1100   Ferguson, D.H., Liebert, J., Cutri, R., Green, R.F., Willner, S.P.,   
          Steiner, J.E., Tokarz, S. 1987, APJ, 316, 399.   
          BE Ursae Majoris: a detached binary with a unique reprocessing        
          spectrum                                                              

   1101   Ferguson, H.C., Davidsen, A.F., Kriss, G.A., Blair, W.P.,             
          Bowers, C.W., Dixon, W.V., Durrance, S.T., Feldman, P.D.,             
          Henry, R.C., Kruk, J.W., Moos, H.W., Vancura, O., Long, K.S.,         
          Kimble, R.A. 1991, APJ, 382, L69.                
          Constraints on the origin of the ultraviolet upturn in elliptical     
          galaxies from Hopkins Ultraviolet Telescope observations of NGC 1399  

   1102   Ferguson, H.C., Davidsen, A.F. 1993, APJ, 408, 92.                    
          The hot stellar component in elliptical galaxies and spiral bulges. I.
          The far-ultraviolet spectrum of the bulge of M 31                     

   1103   Ferland, G.J., Rees, M.J., Longair, M.S., Perryman, M.    
          1979, MNRAS, 187, 65P.
          Observations of 3C 390.3 with the International Ultraviolet Explorer  

   1104   Ferland, G.J., Lambert, D.L., McCall, M.L., Shields, G.A.,            
          Slovak, M.H. 1982, APJ, 260, 794.                
          Physical conditions in the accretion disk of V603 Aquilae             

   1105   Ferland, G.J., Mushotzky, R.F. 1982, APJ, 262, 564.                   
          Broad line region clouds and the absorbing material in NGC 4151       

   1106   Ferland, G.J., Williams, R.E., Lambert, D.L., Shields, G.A.,          
          Slovak, M., Gondhalekar, P.M., Truran, J.W. 1984, APJ, 281, 194.      
          IUE observations of DQ Herculis and its nebula, and the nature of the 
          cold nova shells                                                      

   1107   Ferland, G.J., Osterbrock, D.E. 1985, APJ, 289, 105.                  
          The hydrogen line spectra of narrow-line radio galaxies               

   1108   Ferland, G.J., Osterbrock, D.E. 1986, APJ, 300, 658.                  
          IUE spectra and a resulting model of Seyfert 2 galaxies               

   1109   Ferland, G.J., Osterbrock, D.E. 1987, APJ, 318, 145.                  
          The ultraviolet and optical emission-line spectrum of III Zw 77       

   1110   Ferland, G.J., Peterson, B.M., Horne, K., Welsh, W.F., Nahar, S.N.    
          1992, APJ, 387, 95.                              
          Anisotropic line emission and the geometry of the broad-line region in
          active galactic nuclei                                                

   1111   Ferlet, R., Lecavalier des Etangs, A., Vidal-Madjar, A., Bertin, P.,  
           Deleuil, M., Lagrange-Henri, A., Lallement, R., 1995, A&A, 297, 5.   
           HST-GHRS observations of alpha Piscis Austrini                       

   1112   Ferluga, S., Hack, M. 1985, A&A, 144, 395.       
          High-dispersion spectroscopy of the eclipse of Epsilon Aurigae at     
          visible and ultraviolet wavelengths                                   

   1113   Fernandez-Castro, T., Cassatella, A., Gimenez, A., Viotti, R.    
          1988, APJ, 324, 1016.                     
          IUE observations of Z Andromedae: spectral variations during          
          quiescence and a physical model                                       

   1114   Fernandez-Castro, T., Gonzalez-Riestra, R., Cassatella, A.,           
          Fuensalida, J.J. 1990, A&A, 227, 422.            
          Simultaneous observations of the symbiotic star BF Cygni              

   1115   Fernandez-Figueroa, M.J., Rego, M., Cornide, M. 1980, A&A, 82, 221.   
          Analysis of the far-ultraviolet silicon lines in G dwarf stars        

   1116   Fernandez-Figueroa, M.J., de Castro, E., Rego, M. 1981, A&A, 99, 141. 
          The transition region structure of Kappa Ceti                         

   1117   Fernandez-Figueroa, M.J., de Castro, E., Rego, M. 1983, A&A, 119, 243.
          Emissions from the transition regions and coronae of three cool dwarf 
          stars                                                                 

   1118   Fernandez-Figueroa, M., Montesinos, B., Rego, M. 1984, A&A, 138, 164.
          The transition layer of eleven late-type stars                        

   1119   Fernandez-Figueroa, M., de Castro, E., Gimenez, A. 1985, A&AS, 60, 5.
          IUE observations of the RS CVn systems Z Her, TY Pyx, and HD 155555   

   1120   Fernandez-Figueroa, M., Sedano, J., de Castro, E. 1986, A&A, 169, 237.
          The Mg II emission in a sample of regular-period RS CVn systems       

   1121   Fernie, J.D., Evans, N.R. 1997, PASP, 109, 541.  
           The supergiant binary BM Cas                                         

   1122   Fernley, J.A., Lynas-Gray, A.E., Skillen, I., Jameson, R.F.,          
          Marang, F., Kilkenny, D., Longmore, A.J. 1989, MNRAS, 236, 447.       
          The absolute magnitudes of RR Lyrae stars. I. X Arietis               

   1123   Fernley, J.A., Skillen, I., Jameson, R.F., Longmore, A.J. 
          1990, MNRAS, 242, 685.
          The absolute magnitudes of RR Lyrae stars - III. DH Peg               

   1124   Fernley, J.A. 1993, OBS, 113, 197.               
          BB Virginis: an RR Lyrae in a binary system?                          

   1125   Fernley, J.A., Neckel, H., Solano, E., Wamsteker, W.        
           1996, A&A, 311, 245.
           A study of solar analogues in the ultraviolet                        

   1126   Ferro, A.A., Madore, B.F. 1986, APJ, 302, 767.   
          Ultraviolet survey for hot companions among nonvariable yellow        
          supergiants                                                           

   1127   Fesen, R.A., Wu, C.-C., Leventhal, M., Hamilton, A.J.S.     
          1988, ApJ, 327, 164.
          High-velocity ultraviolet iron, silicon, oxygen, and sulfur absorption
          features associated with the remnant of SN 1006                       

   1128   Festou, M.C., Feldman, P.D. 1981, A&A, 103, 154. 
          The forbidden oxygen lines in comets                                  

   1129   Festou, M.C., Feldman, P.D., Weaver, H.A. 1982, APJ, 256, 331.        
          The ultraviolet bands of the carbon dioxide ion in comets             

   1130   Festou, M.C., Carey, W.C., Evans, A., Wallis, M.K., Keller, H.U. 
          1985, A&A, 152, 170.                         
          IUE observations of Comet P/Crommelin (1983 n)                        

   1131   Festou, M.C., Arpigny, C., Bertaux, J.-L., Carey, W., Danks, T.,      
          Gilmozzi, R., Hughes, D.W., Ip, W., Patriarchi, P., Tozzi, G.P.,      
          Wallis, M.K., Zarnecki, J. 1986, A&A, 155, L17.  
          The first near-UV observation of P/Halley                             

   1132   Festou, M.C., Feldman, P.D., A'Hearn, M.F., Arpigny, C.,              
          Cosmovici, C.B., Danks, A.C., McFadden, L.A., Gilmozzi, R.,           
          Patriarchi, P., Tozzi, G.P., Wallis, M.K., Weaver, H.A.  
          1986, NATURE, 321, 361.
          IUE observations of Comet Halley during the Vega and Giotto encounters

   1133   Festou, M.C., Stern, S.A., Tozzi, G.P. 1991, ICARUS, 94, 218.         
          Asteroid 4 Vesta: simultaneous visible and ultraviolet IUE            
          observations                                                          

   1134   Fink, U., DiSanti, M.A. 1990, APJ, 364, 687.     
          The production rate and spatial distribution of H2O for comet P/Halley

   1135   Finley, D.S., Basri, G., Bowyer, S. 1990, APJ, 359, 483.              
          The temperature scale of hot DA white dwarfs: temperatures from       
          far-ultraviolet continuum fluxes                                      

   1136   Finley, D.S., Jelinsky, P., Dupuis, J., Koester, D.    
          1993, ApJ, 417, 259.
          Initial white dwarf results from the Extreme Ultraviolet Explorer     

   1137   Fitzpatrick, E.L. 1982, APJ, 261, L91.           
          The detection of ultraviolet photospheric absorption in the spectra of
          two Wolf-Rayet stars                                                  

   1138   Fitzpatrick, E.L., Savage, B.D., Sitko, M.L. 1982, APJ, 256, 578.     
          Ultraviolet, visual, and infrared observations of the WC7 variable HD 
          193793                                                                

   1139   Fitzpatrick, E.L., Savage, B.D. 1983, APJ, 267, 93.                   
          Ultraviolet interstellar absorption toward HD 5980 in the Small       
          Magellanic Cloud                                                      

   1140   Fitzpatrick, E.L., Savage, B.D. 1984, APJ, 279, 578.                  
          International Ultraviolet Explorer observations of stars in 30        
          Doradus: extinction and stellar continua                              

   1141   Fitzpatrick, E.L. 1984, APJ, 282, 436.           
          Ultraviolet interstellar absorption toward stars in the Small         
          Magellanic Cloud. II. Sk 159                                          

   1142   Fitzpatrick, E.L. 1985, APJ, 299, 219.           
          Interstellar extinction variations in the Large Magellanic Cloud      

   1143   Fitzpatrick, E.L., Savage, B.D. 1985, APJ, 292, 122.                  
          Ultraviolet interstellar absorption toward stars in the Small         
          Magellanic Cloud. IV. Highly ionized gas associated with the Small    
          Magellanic Cloud                                                      

   1144   Fitzpatrick, E.L. 1985, APJS, 59, 77.            
          Ultraviolet interstellar absorption toward stars in the Small         
          Magellanic Cloud. III. The structure and kinematics of the Small      
          Magellanic Cloud                                                      

   1145   Fitzpatrick, E.L. 1986, AJ, 92, 1068.            
          An average interstellar extinction curve for the Large Magellanic     
          Cloud                                                                 

   1146   Fitzpatrick, E.L., Massa, D. 1986, APJ, 307, 286.
          An analysis of the shapes of ultraviolet extinction curves. I. The    
          2175 A bump                                                           

   1147   Fitzpatrick, E.L. 1987, APJ, 312, 596.           
          The properties of OB supergiants in the Large Magellanic Cloud. I.    
          Energy distributions of 10 B supergiants                              

   1148   Fitzpatrick, E.L., Massa, D. 1988, APJ, 328, 734.
          An analysis of the shapes of ultraviolet extinction curves. II. The   
          far-UV extinction                                                     

   1149   Fitzpatrick, E.L., Walborn, N.R. 1990, AJ, 99, 1483.                  
          Observations of SK-69 203 and the interstellar extinction towards SN  
          1987A                                                                 

   1150   Fitzpatrick, E.L., Massa, D. 1990, APJS, 72, 163.
          An analysis of the shapes of ultraviolet extinction curves. III. An   
          atlas of ultraviolet extinction curves                                

   1151   Fix, J.D., Craven, J.D., Frank, L.A. 1989, APJ, 345, 203.             
          Measurements of the diffuse ultraviolet radiation                     

   1152   Fleigner, J., Langer, N., Venn, K. 1996, A&A, 308, L13.               
           Boron in main sequence B stars: A critical test of main sequence     
           mixing                                                               

   1153   Flower, D.R., Nussbaumer, H., Schild, H. 1979, A&A, 72, L1.           
          The EUV spectra of young planetary nebulae                            

   1154   Flower, D.R. 1980, MNRAS, 193, 511.              
          Ultraviolet spectra of planetary nebulae - II. The young planetary    
          nebula IC 4997                                                        

   1155   Flower, D.R., Penn, C.J. 1981, MNRAS, 194, 13P.  
          The ultraviolet spectrum of the planetary nebula NGC 6572             

   1156   Flower, D.R. 1982, MNRAS, 199, 15P.              
          Ultraviolet spectra of planetary nebulae - VIII. The C/O abundance    
          ratio in the Ring nebula                                              

   1157   Flower, D.R., Penn, C.J., Seaton, M.J. 1982, MNRAS, 201, 39P.         
          Ultraviolet spectra of planetary nebulae - IX. High-dispersion        
          observations of NGC 7662                                              

   1158   Flower, D.R., Goharji, A., Cohen, M. 1984, MNRAS, 206, 293.           
          Ultraviolet spectra of planetary nebulae - X. Physical conditions in  
          the compact planetary nebula Sw St 1                                  

   1159   Fluks, M.A., Plez, B., The, P.S., de Winter, D., Westerlund, B.E.,    
          Steenman, H.C. 1994, A&AS, 105, 311.             
          On the spectra and photometry of M-giant stars                        

   1160   Foing, B.H., Char, S., Ayres, T., Catala, C., Neff, J.E., Zhai, D.S., 
          Catalano, S., Cutispoto, G., Jankov, S., Rodono, M., Simon, T.,       
          Akan, C., Aslanov, A., Avellar, P., Baudrand, J., Beust, H., Cao, H., 
          Chatzichristou, H., Cuby, J.G., Czarny, J., de la Reza, R.,           
          Dreux, M., Felenbok, P., Ferlet, R., Frasca, A., Floquet, M.,         
          Ghosh, K., Guo, Z., Guerin, J., Hao, J.X., Houdebine, E.R.,           
          Huang, L., Hubert, A.M., Hubert, H., Huovelin, J., Hron, J.,          
          Ibanoglu, C., Jiang, S., Keskin, V., Lagrange-Henri, A.M.,            
          Lecontel, J.M., Li, Q., Mavridis, L., Nolthenius, R., Petrov, P.,     
          Savanov, I., Scherbakov, A., Tuominen, I., Vidal-Madjar, A.,          
          Zhang, R., Zhang, X. 1994, A&A, 292, 543.        
          Multi-site continuous spectroscopy. II. Spectrophotometry and energy  
          budget of exceptional white-light flares on HR 1099 from the MUSICOS  
          89 campaign                                                           

   1161   Forte, J., Vega, E., Calderon, J., Feinstein, C. 1987, AJ, 93, 301.
          A CCD study of the Seyfert galaxy NGC 3783                            

   1162   Fosbury, R.A.E., Snijders, M.A.J., Boksenberg, A., Penston, M.V. 
          1981, MNRAS, 197, 235.                   
          The ultraviolet spectrum of the active elliptical galaxy NGC 1052     

   1163   Fosbury, R.A.E., Boksenberg, A., Snijders, M.A.J., Danziger, I.J.,    
          Disney, M.J., Goss, W.M., Penston, M.V., Wamsteker, W.,               
          Wellington, K.J., Wilson, A.S. 1982, MNRAS, 201, 991.                 
          Very extended ionized gas in radio galaxies - I. A radio, optical and 
          ultraviolet study of PKS 2158-380                                     

   1164   Fox, D.C., Linsky, J.L., Veale, A., Dempsey, R.C., Brown, A.,         
          Neff, J.E., Pagano, I., Rodono, M., Bromage, G.E., Kurster, M.,       
          Schmitt, J.H.M.M. 1994, A&A, 284, 91.            
          Rotational modulation and flares on RS Canum Venaticorum and BY       
          Draconis stars. XVIII. Coordinated VLA, ROSAT, and IUE observations of
          RS CVn binaries                                                       

   1165   Fracassini, M., Pasinetti, L.E. 1982, A&A, 107, 326.                  
          Mg II h and k line observations of Delta Scuti variables              

   1166   Fracassini, M., Fracassini-Pasinetti L.E., Pastori, L., Teays, T.J.,  
          Mariani, A. 1991, A&A, 243, 458.                 
          Chromospheric activity in Delta Scuti stars: the suspected variable   
          Tau Cygni                                                             

   1167   Fracassini-Pasinetti, L.E., Pastori, L. 1996, Ap&SS, 240, 205.        
           UV survey of delta Scuti stars: Final results and open problems      

   1168   Francis, P.J., Koratkar, A. 1995, MNRAS, 274, 504.                    
          The evolution of QSO spectra                                          

   1169   Franco, J., Savage, B.D. 1982, APJ, 255, 541.    
          Ultraviolet absorption by highly ionized atoms in the Orion Nebula    

   1170   Franco, M.L., Kontizas, E., Kontizas, M., Stalio, R.   
          1983, A&A, 122, 9.
          A search for UV-line profile variability in five O-stars              

   1171   Franco, M.L., Crivellari, L., Molaro, P., Vladilo, G., Ramella, M.,   
          Morossi, C., Allocchio, C., Beckman, J.E. 1984, A&AS, 58, 693.        
          The spectra of late-type dwarfs and sub-dwarfs in the near            
          ultraviolet. III. An atlas of Mg II h and k profiles                  

   1172   Franco, M.L., Magazzu, A., Stalio, R. 1985, A&A, 147, 191.            
          Interstellar reddening law towards the nucleus of h Per               

   1173   Fransson, C. 1982, A&A, 111, 140.                
          X-ray and UV emission from supernova shock waves in stellar winds     

   1174   Fransson, C. 1984, A&A, 132, 115.                
          Line profiles from supernovae                                         

   1175   Fransson, C., Benvenuti, P., Gordon, C., Hempe, K., Palumbo, G.G.C.,  
          Panagia, N., Reimers, D., Wamsteker, W. 1984, A&A, 132, 1.            
          Physical conditions in the UV line emitting region of supernova 1979c 
          in NGC 4321                                                           

   1176   Fransson, C. 1984, A&A, 133, 264.                
          Comptonization and UV emission lines from Type II supernovae          

   1177   Fransson, C., Grewing, M., Cassatella, A., Panagia, N.,               
          Wamsteker, W. 1987, A&A, 177, L33.               
          Implications of the UV observations of SN 1987A                       

   1178   Fransson, C. 1988, PASA, 7, 520.                 
          The circumstellar emission from SN 1987A                              

   1179   Fransson, C., Cassatella, A., Gilmozzi, R., Kirshner, R.P.,           
          Panagia, N., Sonneborn, G., Wamsteker, W. 1989, APJ, 336, 429.        
          Narrow ultraviolet emission lines from SN 1987A: evidence for CNO     
          processing in the progenitor                                          

   1180   Fransson, C., Lundqvist, P. 1989, APJ, 341, L59. 
          Probing the first hours in the life of SN 1987A                       

   1181   Frasca, A., Catalano, S., Mantovani, D. 1997, A&A, 320, 101.          
           H alpha emission in the chromospherically active binary              
           sigma 2 Coronae Borealis (TZ CrB)                                    

   1182   Freire Ferrero, R., Gouttebroze, P., Kondo, Y. 1983, A&A, 121, 59.    
          The Mg II h and k lines in Vega                                       

   1183   Freire Ferrero, R. 1986, A&A, 159, 209.          
          Search for transition zone lines in early dwarf A stars               

   1184   Freire Ferrero, R., Gouttebroze, P., Talavera, A. 1987, A&A, 173, 315.
          Analysis of the Mg II resonance lines in the spectrum of Sirius       

   1185   Fremat, Y., Houziaux, L. 1997, A&A, 320, 580.    
           Elemental abundances in the Hg-Mn star gamma Corvi                   

   1186   Freudling, W., Lagrange, A.-M., Vidal-Madjar, A., Ferlet, R.,         
          Forveille, T. 1995, A&A, 301, 231.               
          Gas around Beta Pictoris: an upper limit on the HI content            

   1187   Fricke, K.J., Kollatschny, W., Schleicher, H. 1981, A&A, 100, 1.      
          UV observations of the new BL Lac object 0716+71                      

   1188   Friedjung, M. 1981, A&A, 93, 320.                
          Narrow ultraviolet absorption lines of nova Cygni 1978                

   1189   Friedjung, M. 1981, A&A, 99, 226.                
          A study of the spectrum of WZ Sge during its 1978 outburst            

   1190   Friedjung, M., Andrillat, Y., Puget, P. 1982, A&A, 114, 351.          
          The UV spectrum of the old nova HR Del at different orbital phases    

   1191   Friedjung, M., Stencel, R.E., Viotti, R. 1983, A&A, 126, 407.         
          Evidence for a warm wind from the red star in symbiotic binaries      

   1192   Friedrich, S., Staubert, R., La Dous, C. 1996, A&A, 315, 411.         
           First uv spectrum of the AM Herculis star RXJ1940.1-1025             

   1193   Friend, D.B. 1990, APJ, 353, 617.                
          Terminal velocities of the winds from rapidly rotating OB stars       

   1194   Frisch, P.C. 1981, NATUREL, 293, 377.            
          The nearby interstellar medium                                        

   1195   Frisch, P.C., York, D.G., Fowler, J.R. 1987, APJ, 320, 842.           
          The local interstellar medium. VII. The local interstellar wind and   
          interstellar material in front of the nearby star Alpha Ophiuchi      

   1196   Frisch, P., Welty, D., York, D.G., Fowler, J.R. 1990, APJ, 357, 514.
          Ionization in nearby interstellar gas                                 

   1197   Frisch, P.C., Slojkowski, S.E., Rodriguez-Bell, T., York, D.     
          1993, APJS, 84, 55.                            
          Model atmospheres: tool for identifying interstellar features         

   1198   Fritz, M.L., Leckenby, H., Sion, E.M., Vauclair, G., Liebert, J. 
          1990, AJ, 99, 668.                        
          The hot DOA1 degenerate HZ 21: a search for circumstellar/photospheric
          metals and peculiar absorption at He II                               

   1199   Fritz, M.L., Leckenby, H.J., Sion, E.M. 1990, AJ, 99, 908.            
          A search for evidence of past and ongoing mass loss in the hot DO     
          degenerates PG 1159-035, PG 1034+001, and KPD 0005+5106               

   1200   Fuhrmann, K. 1989, A&AS, 80, 399.                
          The IUE-UV spectrum of the CP2 star HR 465                            

   1201   Fuhrmann, K. 1989, A&AS, 77, 345.                
          Element identifications in IUE spectra of chemically peculiar stars:  
          the Pt-Au-Hg sequence                                                 

   1202   Fulbright, M.S., Liebert, J., Bergeron, P., Green, R.  
          1993, ApJ, 406, 240.
          Spectroscopic observations of the detached binary PG 1413+01          

   1203   Fullerton, A.W., Gies, D.R., Bolton, C.T. 1992, APJ, 390, 650.        
          Propagating absorption enhancements in the wind of the extreme Of     
          supergiant HD 151804                                                  

   1204   Gaensicke, B.T., Beuermann, K., de Martino, D. 1995, A&A, 303, 127.   
          The white dwarf in AM Herculis                                        

   1205   Gaensicke, B.T., Beuermann, K. 1996, A&A, 309, 47.                    
           The cooling of the white dwarf in VW Hyi                             

   1206   Gahm, G.F., Fredga, K., Liseau, R., Dravins, D. 1979, A&A, 73, L4.    
          The far UV spectrum of the T Tauri Star RU Lupi                       

   1207   Gahm, G.F., Fischerstrom, C., Liseau, R., Lindroos, K.P.    
          1989, A&A, 211, 115.
          Long- and short-term variability of the T Tauri star RY Lupi          

   1208   Gahm, G.F., Liseau, R., Gullbring, E., Hartstein, D.   
          1993, A&A, 279, 477.
          The circumstellar gleam from the T Tauri star RY Lupi                 

   1209   Gameiro, J.F., Lago, M.T.V.T., Lima, N.M., Cameron, A.C.  
          1993, MNRAS, 261, 11.
          Optical and ultraviolet observations of the star LkHa 264             

   1210   Garcia, M., Baliunas, S.L., Doxsey, R., Elvis, M., Fabbiano, G.,      
          Koenigsberger, G., Patterson, J., Schwartz, D., Swank, J.,            
          Watson, M.G. 1983, APJ, 267, 291.                
          Identification and properties of the M Giant/X-Ray system HD 154791 = 
          2A 1704+241                                                           

   1211   Garcia-Alegre, M.C., Ponz, J.D., Vazquez, M. 1981, A&A, 96, 17.       
          IUE MG II doublet observations in F and G main sequence stars         

   1212   Garcia-Vargas, M.L., Diaz, A.I., Terlevich, R., Terlevich, E.    
          1989, AP&SS, 157, 125.                 
          A simple population synthesis model for the continuum of the Seyfert  
          type-2 galaxy Mk 348                                                  

   1213   Garcia-Vargas, M.L., Diaz, A.I., Terlevich, R.J., Terlevich, E.  
          1990, AP&SS, 171, 65.                        
          A population synthesis model for the ultraviolet spectrum of the      
          peculiar galaxy NGC 1672                                              

   1214   Garilli, B., Tagliaferri, G. 1986, APJ, 301, 703.
          On the X-ray and ultraviolet spectrum of the high-redshift quasar 3C  
          446                                                                   

   1215   Garmany, C.D., Olson, G.L., Conti, P.S., Van Steenberg, M.E.     
          1981, APJ, 250, 660.                        
          Mass loss rates from O stars in OB associations                       

   1216   Garmany, C.D., Conti, P.S. 1984, APJ, 284, 705.  
          Mass loss in O-type stars: parameters which affect it                 

   1217   Garmany, C.D., Massey, P., Conti, P.S. 1984, APJ, 278, 233.           
          Absolute spectrophotometry of Wolf-Rayet stars from 1200 to 7000 A: a 
          cautionary tale                                                       

   1218   Garmany, C.D., Conti, P.S. 1985, APJ, 293, 407.  
          Stellar winds from hot stars in the Magellanic Clouds                 

   1219   Garmany, C.D., Fitzpatrick, E.L. 1988, APJ, 332, 711.                 
          Stellar winds in the Small Magellanic Cloud                           

   1220   Garnett, D.R., Dinerstein, H.L. 1989, PASP, 101, 541.                 
          Ultraviolet observations of the planetary nebula NGC 2242             

   1221   Garnett, D.R. 1993, PASP, 105, 996.              
          H II regions as probes of galaxy evolution and the properties of      
          massive stars                                                         

   1222   Gaskell, C.M., Sparke, L.S. 1986, APJ, 305, 175. 
          Line variations in quasars and Seyfert galaxies                       

   1223   Gathier, R., Pottasch, S.R., Pel, J.W. 1986, A&A, 157, 171.           
          Distances to planetary nebulae. I. The reddening-distance method      

   1224   Genova, R., Beckman, J., Vladilo, G, Molaro, P. 1989, AP&SS, 156, 243.
          The local interstellar medium: a test-bed for the galactic ISM        

   1225   Genova, R., Molaro, P., Vladilo, G., Beckman, J. 1990, APJ, 355, 150.
          Mg II observed in the local interstellar medium: the local cloud      

   1226   George, I.M., Warwick, R.S., Bromage, G.E. 1988, MNRAS, 232, 793.     
          X-ray and ultraviolet observations of Markarian 421                   

   1227   George, I.M., Warwick, R.S., McHardy, I.M. 1988, MNRAS, 235, 787.     
          The ultraviolet to X-ray continua of BL Lac objects                   

   1228   Gerber, R.A., Lamb, S.A., Balsara, D.S. 1992, APJ, 399, L51.          
          A model for ring galaxies: Arp 147-like systems                       

   1229   Gessner, S.E., Carpenter, K.G., Robinson, R.D. 1994, AJ, 107, 747.    
          Search for CO absorption bands in IUE far-ultraviolet spectra of cool 
          stars                                                                 

   1230   Ghisellini, G., Maraschi, L., Tanzi, E.G., Treves, A.  
          1986, ApJ, 310, 317.
          Spectral properties of blazars. I. Objects observed in the            
          far-ultraviolet                                                       

   1231   Ghosh, K.K., Soundararajaperumal, S. 1995, APJS, 100, 37.             
          Multifrequency spectra of EXOSAT blazars                              

   1232   Giampapa, M.S., Calvet, N., Imhoff, C., Kuhi, L. 1981, APJ, 251, 113.
          IUE observations of pre-main-sequence stars. I. Mg II and Ca II       
          resonance line fluxes for T Tauri stars                               

   1233   Giampapa, M.S., Worden, S.P., Linsky, J.L. 1982, APJ, 258, 740.       
          Stellar model chromospheres XIII: M dwarf stars                       

   1234   Giampapa, M.S., Golub, L., Peres, G., Serio, S., Vaiana, G.S.    
          1985, APJ, 289, 203.                        
          Closed coronal structures. VI. Far-ultraviolet and X-ray emission from
          active late-type stars and the applicability of coronal loop models   

   1235   Giampapa, M., Basri, G., Johns, C.M., Imhoff, C. 1993, APJS, 89, 321.
          A synoptic study of H-alpha line profile variability in the T Tauri   
          star SU Aurigae                                                       

   1236   Gies, D.R., Wiggs, M.S. 1991, APJ, 375, 321.     
          A spectroscopic search for colliding stellar winds in O-type close    
          binary systems. I. AO Cassiopeiae                                     

   1237   Gies, D.R., Mason, B.D., Hartkopf, W.I., McAlister, H.A.,             
          Frazin, R.A., Hahula, M.E., Penny, L.R., Thaller, M.L.,               
          Fullerton, A.W., Shara, M.M. 1993, AJ, 106, 2072.
          Binary star orbits from speckle interferometry. V. A combined         
          speckle/spectroscopic study of the O star binary 15 Monocerotis       

   1238   Gies, D.R., Wiggs, M.S., Bagnuolo, W.G. 1993, APJ, 403, 752.          
          A spectroscopic search for colliding stellar winds in O-type close    
          binary systems. IV. Iota Orionis                                      

   1239   Gilheany, S., Bates, B., Catney, M., Dufton, P. 1990, AP&SS, 169, 85.
          Stellar mass loss in late B-type supergiants                          

   1240   Gilmozzi, R. 1988, PASA, 7, 397.                 
          SN 1987A in the UV: the progenitor star, the reddening and the        
          possible light echo                                                   

   1241   Gimenez, A., Reglero, V., Fabregat, J. 1990, AP&SS, 169, 233.         
          Ultraviolet to near-infrared continuum flux distribution in the active
          binary RS Canum Venaticorum                                           

   1242   Gimenez, A., Guinan, E.F., Gonzalez-Riestra, R. 1993, A&AS, 97, 261.  
          UV and X-ray emission in the interacting binary U Cephei              

   1243   Giovannelli, F., Rossi, C., Castaldo, D., Covino, E., Errico, L.,     
          Vittone, A.A., Bisnovatyi-Kogan, G.S., Kurt, V.G., Lamzin, S.A.,      
          Sheffer, E.K. 1990, AP&SS, 169, 55.              
          Multifrequency monitoring of the pre-main-sequence star RU Lupi       

   1244   Giovannelli, F., Gonzalez Martinez-Pais, I., Gaudenzi, S.,            
          Lombardi, R., Rossi, C., Claudi, R.U. 1990, AP&SS, 169, 125.          
          Multifrequency behaviour of the dwarf nova SS Cygni                   

   1245   Giovannelli, F., Bartolini, C., Guarnieri, A., Piccioni, A.,          
          Burger, M., van Dessel, E.L., Kurt, V.G., Sheffer, E.K.,              
          de Martino, D., Waters, R., Gonzalez Martinez-Pais, I.,               
          Gnedin, Yu.N., Larionov, V., Shakovskaya, N. 1990, AP&SS, 169, 139.
          Fourteen years of multifrequency-coordinated observations of the      
          X-ray/Be system A0535+26/HDE 245770                                   

   1246   Giovannelli, F., Vittone, A.A., Rossi, C., Errico, L.,                
          Bisnovatyi-Kogan, G.S., Kurt, V.G., Lamzin, S.A., Larionov, M.,       
          Sheffer, E.K., Sidorenkov, V.N. 1995, A&AS, 114, 341.                 
          Multifrequency monitoring of RU Lupi. I. Observations                 

   1247   Gladstone, G.R., Yung, Y.L. 1983, APJ, 266, 415. 
          An analysis of the reflection spectrum of Jupiter from 1500A to 1740A

   1248   Glass, I.S. 1992, MNRAS, 256, 23P.               
          Infrared variability of the Seyfert galaxy NGC 3783                   

   1249   Glassgold, A.E., Bregman, J.N., Huggins, P.J., Kinney, A.L.,          
          Pica, A.J., Pollock, J.T., Leacock, R.J., Smith, A.G., Webb, J.R.,    
          Wisniewski, W.Z., Jeske, N., Spinrad, H., Henry, R.B.C.,              
          Miller, J.S., Impey, C., Neugebauer, G., Aller, M.F., Aller, H.D.,    
          Hodge, P.E., Balonek, T., Dent, W., O'Dea, C. 1983, APJ, 274, 101.
          Multifrenquency observations of the flaring quasar 1156+295           

   1250   Glebocki, R., Sikorski, J., Bielicz, E., Krogulec, M.  
          1986, A&A, 158, 392.
          Circumstellar envelope around the binary system Lambda And            

   1251   Glebocki, R., Stawikowski, A. 1988, A&A, 189, 199.                    
          Are tides responsible for enhanced Mg II emission in late-type        
          binaries?                                                             

   1252   Goebel, J.H. 1983, APJ, 268, L41.                
          Observation of ice mantles toward HD 29647                            

   1253   Goharji, A., Adams, S. 1984, MNRAS, 210, 683.    
          The C/O abundance ratio in the planetary nebula IC 2501               

   1254   Golay, M., Mauron, N. 1982, A&AS, 47, 547.       
          UV and visible photometry of the brightest Pleiades stars             

   1255   Goldberg, L. 1981, A&A, 104, L7.                 
          "P Cygni" profiles in P Cygni                                         

   1256   Goldsmith, M.J., Evans, A., Albinson, J.S., Bode, M.F.    
          1990, MNRAS, 245, 119.
          Effective temperatures of RCB stars                                   

   1257   Gomez de Castro, A., Fernandez, M. 1996, MNRAS, 283, 55.              
           Ultraviolet spectroscopy of the hotspot in the classical T Tauri     
           star DQ Cep: Observational indications of magnetically channelled    
           accretion                                                            

   1258   Gondhalekar, P.M., Phillips, A.P. 1980, MNRAS, 191, 13P.              
          Interstellar carbon monoxide in the direction of the supernova remnant
          S147                                                                  

   1259   Gondhalekar, P.M., Willis, A.J., Morgan, D.H., Nandy, K.  
          1980, MNRAS, 193, 875.
          Ultraviolet studies of the Magellanic Clouds - I. Interstellar lines  
          in the spectra of FD 70 and SK-71-45                                  

   1260   Gondhalekar, P.M., Wilson, R. 1980, NATURE, 285, 461.                 
          UV spectra of the twin QSOs 0957+561 A, B                             

   1261   Gondhalekar, P.M., Wilson, R. 1982, NATURE, 296, 415.                 
          IUE observations of variability and differences in the UV spectra of  
          double quasar 0957+561 A,B                                            

   1262   Gondhalekar, P.M. 1985, MNRAS, 217, 585.         
          Depletion of sulphur in the interstellar medium                       

   1263   Gondhalekar, P.M., O'Brien, P., Wilson, R. 1986, MNRAS, 222, 71.      
          Ultraviolet spectra of quasars in the redshift interval 0.3 to 2.0    

   1264   Gondhalekar, P.M. 1989, MNRAS, 237, 739.         
          Ultraviolet spectra of a large sample of quasars. I. Data and data    
          reduction                                                             

   1265   Gondhalekar, P.M. 1990, MNRAS, 243, 443.         
          Ultraviolet spectra of a large sample of quasars - II. Variability of 
          Ly-alpha and C IV emission lines                                      

   1266   Gondhalekar, P.M. 1992, MNRAS, 255, 663.         
          Ionizing radiation in the variable active galaxy 3C 120               

   1267   Gondhalekar, P.M., Kellett, B.J., Pounds, K.A., Matthews, L.,         
          Quenby, J.J. 1994, MNRAS, 268, 973.              
          ROSAT/XRT-PSPC observations and the ionizing continuum of the Seyfert 
          1 galaxy Mrk 478                                                      

   1268   Gondhalekar, P., Rouillon-Foley, C., Kellett, B.     
           1996, MNRAS, 282, 117.
           A paradigm revisited: the accretion disk in AGNs and quasars         

   1269   Gondoin, P., Mangeney, A., Praderie, F. 1987, A&A, 174, 187.          
          Solar-type giants: new X-ray detections from EXOSAT observations      

   1270   Gonzalez-Riestra, R., Rego, M., Zamorano, J. 1987, A&A, 186, 64.      
          Star formation in the nucleus of the galaxy NGC 5253                  

   1271   Gonzalez-Riestra, R., Cassatella, A., Fernandez-Castro, T.  
          1990, A&A, 237, 385.
          The UV variability of BF Cygni                                        

   1272   Gonzalez-Riestra, R. 1992, A&A, 265, 71.         
          The 1990 outburst of the recurrent nova V3890 Sgr observed with IUE   

   1273   Goodrich, R.W., Dahari, O. 1985, APJ, 289, 342.  
          M4-18: a young, cool planetary nebula                                 

   1274   Goodrich, R.W., Keel, W.C. 1986, APJ, 305, 148.  
          Ultraviolet spectrophotometry of the three LINERs                     

   1275   Goodrich, R.W. 1990, APJ, 355, 88.               
          Pa-beta measurements and reddening in Seyfert 1.8 and 1.9 galaxies    

   1276   Grady, C.A., Snow, T.P., Timothy, J.G. 1983, APJ, 271, 691.           
          Observations of Of-star wind variability                              

   1277   Grady, C.A., Snow, T.P., Cash, W.C. 1984, APJ, 283, 218.              
          Line profile variation in Delta Orionis A, Iota Orionis A, and 15     
          Monocerotis                                                           

   1278   Grady, C.A., Bjorkman, K.S., Snow, T.P. 1987, APJ, 320, 376.          
          Highly ionized stellar winds in Be stars: the evidence for aspect     
          dependence                                                            

   1279   Grady, C.A., Sonneborn, G., Wu, C., Henrichs, H. 1987, APJS, 65, 673.
          Recurrent episodic mass loss in a B2e star: 66 Ophiuchi, 1982-1985    

   1280   Grady, C.A., Bjorkman, K.S., Snow, T.P., Sonneborn, G., Shore, S.N.,  
          Barker, P.K. 1989, APJ, 339, 403.                
          Highly ionized stellar winds in Be stars. II. Winds in B6-B9.5e stars 

   1281   Grady, C.A., Bruhweiler, F.C., Cheng, K.-P., Chiu, W.A., Kondo, Y.    
          1991, APJ, 367, 296.                             
          The circumstellar disks of Beta Pictoris analogs                      

   1282   Grady, C.A., Perez, M.R., The, P.S. 1993, A&A, 274, 847.              
          The accreting circumstellar gas envelope of HD 176386, a young star in
          the R Coronae Austrinae star formation region                         

   1283   Grady, C.A., Silvis, J.M.S. 1993, APJ, 402, L61. 
          The circumstellar gas surrounding 51 Ophiuchi: a candidate            
          proto-planetary system similar to Beta Pictoris                       

   1284   Grady, C.A., Bjorkman, K.S., Shepherd, D., Schulte-Ladbeck, R.E.,     
          Perez, M.R., de Winter, D., The, P.S. 1993, APJ, 415, L39.            
          Detection of accreting gas toward HD 45677: a newly recognized, Herbig
          Be proto-planetary system                                             

   1285   Grady, C.A., Perez, M.R., The, P.S. 1994, AP&SS, 212, 107.            
          Detection of accreting circumstellar gas around weak emission-line    
          Herbig Ae/Be stars                                                    

   1286   Grady, C.A., Perez, M.R., The, P.S., Grinin, V.P., de Winter, D.,     
          Johnson, S.B., Talavera, A. 1995, A&A, 302, 472. 
          The Beta Pictoris phenomemon among young stars. II. UV observations of
          the Herbig Ae star UX Orionis                                         

   1287   Grady, C.A., McCollum, B., Rawley, L.A., England, M., Groebner, A.,   
           Schlegel, M. 1996, ApJ, 464, 183.               
           Detection of accreting, circumstellar gas in a lambda Bootis star:   
           131 Tauri                                                            

   1288   Grady, C.A., Perez, M.R., Talavera, A., Bjorkman, K.S.,               
           de Winter, D., The, P.S., Molster, F.J., Vanden Ancker, M.,          
           Sitko, M.L., Morrison, N.D., Beaver, M.L., McCollum, B.,             
           Castelaz, M.W. 1996, A&AS, 120, 157.            
           The beta Pictoris phenomenon among Herbig Ae/Be stars: uv and        
           optical high-dispersion spectra.                

   1289   Grady, C.A., Perez, M.R., Talavera, A., McCollum, B., Rawley, L.A.,   
           England, M.N., Schlegel, M. 1996, ApJ, 471, 49. 
           The beta Pictoris phenomenon in A-shell stars: Detection of          
           accreting gas                                                        

   1290   Granato, G.L., Danese, L. 1994, MNRAS, 268, 235. 
          Thick tori around active galactic nuclei: a comparison of model       
          predictions with observations of the infrared continuum and silicate  
          features                                                              

   1291   Grandi, S.A. 1982, APJ, 255, 25.                 
          The 3000 A bump in quasars                                            

   1292   Grandi, S.A. 1983, APJ, 268, 591.                
          Reddening indicators for quasars and Seyfert 1 galaxies               

   1293   Green, J., Jelinsky, P., Bowyer, S. 1990, APJ, 359, 499.              
          The extreme ultraviolet spectrum of G191-B2B and the ionization of the
          local interstellar medium                                             

   1294   Green, J., Wilkinson, E., Ayres, T., Cash, W. 1992, APJ, 397, L99.
          Extreme ultraviolet spectroscopy of Capella                           

   1295   Green, P.J. 1996, ApJ, 467, 61.                  
           The relationship between the high-energy continuum and emission      
           lines in quasars: a low-redshift sample                              

   1296   Green, R.F., Pier, J.R., Schmidt, M., Estabrook, F.B., Lane, A.L.,    
          Wahlquist, H.D. 1980, APJ, 239, 483.             
          Observations of quasars with the International Ultraviolet Explorer   
          satellite                                                             

   1297   Green, R.F., Liebert, J. 1981, PASP, 93, 105.    
          The ultraviolet spectra of the magnetic degenerate star GD 229        

   1298   Greenberg, J.M., Chlewicki, G. 1983, APJ, 272, 563.                   
          A far-ultraviolet extinction law: what does it mean?                  

   1299   Greenstein, J.L., Oke, J.B. 1979, APJ, 229, L141.
          Ultraviolet spectrophotometry of degenerate stars                     

   1300   Greenstein, J.L. 1980, APJ, 241, L89.            
          An absorption line in the ultraviolet spectrum of 40 Eridani B        

   1301   Greenstein, J.L. 1981, APJ, 245, 124.            
          Anomalous extinction in the planetary nebula Abell 30                 

   1302   Greenstein, J.L., Oke, J.B. 1982, APJ, 258, 209. 
          RW Sextantis, a disk with a hot, high-velocity wind                   

   1303   Greenstein, J.L. 1983, MNRAS, 203, 1213.         
          A spectrophotometric study of some cool white dwarfs                  

   1304   Greenstein, J.L. 1984, APJ, 281, L47.            
          The identification of hydrogen in Grw +70 8247                        

   1305   Greenstein, J.L. 1988, AJ, 95, 1494.             
          The companion of the white dwarf G29-38 as a brown dwarf              

   1306   Greggio, L., Renzini, A. 1990, APJ, 364, 35.     
          Clues on the hot star content and the ultraviolet output of elliptical
          galaxies                                                              

   1307   Gregory, S., Ptak, R., Stoner, R. 1982, APJ, 261, 30.                 
          C IV and Lyman-alpha emission lines in Seyfert 1 Galaxies             

   1308   Greiner, J., Hasinger, G., Kahabka, P. 1991, A&A, 246, L17.           
          ROSAT observation of two supersoft sources in the Large Magellanic    
          Cloud                                                                 

   1309   Greiner, J., Hasinger, G., Molendi, S., Ebisawa, K.    
          1994, A&A, 285, 509.
          Near-simultaneous ROSAT and Ginga observations of the 1991 X-ray      
          transient in Musca                                                    

   1310   Grewing, M., Boksenberg, A., Seaton, M.J., Snijders, M.A.J.,          
          Wilson, R., Boggess, A., Bohlin, R.C., Perry, P.M., Schiffer, F.H.,   
          Gondhalekar, P.M., Macchetto, F., Savage, B.D., Jenkins, E.B.,        
          Johnson, H.M., Perinotto, M., Whittet, D.C.B. 1978, NATURE, 275, 394. 
          IUE observations of the interstellar medium                           

   1311   Grewing, M., Bianchi, L., Cassatella, A. 1986, A&A, 164, 31.          
          HD 32918: ultraviolet spectrum and optical behaviour                  

   1312   Grewing, M., Bianchi, L., Garrido, R. 1989, A&A, 223, 172.            
          Properties of the components of the UZ Librae system                  

   1313   Grewing, M., Neri, R. 1990, A&A, 236, 223.       
          Extinction-independent determination of temperatures for central stars
          of planetary nebulae                                                  

   1314   Griffin, R.E.M., Hunsch, M., Marshall, K.P., Griffin, R.F.,           
          Schroder, K.-P. 1993, A&A, 274, 225.             
          Optical spectra of Zeta Aurigae binary systems. V. The 1988 eclipse of
          22 Vulpeculae                                                         

   1315   Griffin, R., Parsons, S., Dempsey, R., Bopp, B. 1990, PASP, 102, 535.
          Orbital elements and optical spectroscopy of the enigmatic cF + B     
          binary system HD 207739                                               

   1316   Griffith, C., Bezard, B., Owen, T., Gautier, D. 1992, ICARUS, 98, 82.
          The tropospheric abundances of NH3 and PH3 in Jupiter's Great Red     
          Spot, from Voyager IRIS observations                                  

   1317   Griffith, D., Fabian, D., Sion, E.M. 1995, PASP, 107, 856.            
          IUE spectroscopy of the nova-like variable BZ Cam: characteristics of 
          its peculiar wind outflow                                             

   1318   Grigsby, J.A. 1991, APJ, 380, 606.               
          A non-local thermodynamic equilibrium, line-blanketed synthetic       
          spectrum of Iota Herculis: C, Al, and Si lines                        

   1319   Grigsby, J.A., Morrison, N.D. 1995, APJ, 442, 794.                    
          The threshold for stellar winds in hot main-sequence stars            

   1320   Grigsby, J.A., Mulliss, C.L., Baer, G.M. 1996, PASP, 108, 953.        
           The iron abundance of iota Herculis                                  

   1321   Groenewegen, M.A.T., Lamers, H.J.G.L.M., Pauldrach, A.W.A. 
          1989, A&A, 221, 78.
          The winds of O-stars. II. The terminal velocities of stellar winds of 
          O-type stars                                                          

   1322   Groenewegen, M.A.T., Lamers, H.J.G.L.M. 1989, A&AS, 79, 359.          
          The winds of O-stars. I. An analysis of the UV line profiles with the 
          SEI method                                                            

   1323   Groenewegen, M.A.T., Lamers, H.J.G.L.M. 1991, A&A, 243, 429.          
          The winds of O-stars. III. A comparison between observed and predicted
          degrees of ionization in the winds of O-stars                         

   1324   Groote, D., Hunger, K. 1982, A&A, 116, 64.       
          Shell and photosphere of Sigma Ori E: new observations and improved   
          model                                                                 

   1325   Groote, D., Reimers, D. 1983, A&A, 119, 319.     
          Detection of a late B star companion of the bright cluster giant c Pup
          = HD 63032                                                            

   1326   Groote, D., Hunger, K. 1997, A&A, 319, 250.      
           Fractionated stellar wind - the example of sigma Orionis E           

   1327   Grossan, B., Remillard, R., Bradt, H., Brissenden, R., Ohashi, T.,    
           Sakao, T. 1996, ApJ, 457, 199.                  
           The weak blue bump of H2106-099 and Active Galactic Nuclei           
           dereddening                                                          

   1328   Grupe, D., Beuermann, K., Mannheim, K., Bade, N., Thomas, H.-C.,      
          de Martino, D., Schwope, A. 1995, A&A, 299, L5.  
          X-ray outburst of the peculiar Seyfert galaxy IC 3599                 

   1329   Grupe, D., Beuerman, K., Mannheim, K., Thomas, H.-C., Fink, H.H.,     
          de Martino, D. 1995, A&A, 300, L21.              
          Discovery of an ultrasoft transient ROSAT AGN: WPVS 007               

   1330   Gruschinske, J., Hamann, W.-R., Kudritzki, R.-P., Simon, K.P.,        
          Kaufmann, J.P. 1983, A&A, 121, 85.               
          Non-LTE analysis of subluminous O-stars. V. The binary system HD      
          128220                                                                

   1331   Guinan, E.F., Sion, E.M. 1982, APJ, 258, 217.    
          Ultraviolet spectroscopy of the nova-like variable V3885 Sagittarii   
          (=CD -42 14462)                                                       

   1332   Guinan, E.F., Sion, E.M. 1984, AJ, 89, 1252.     
          IUE spectroscopy of the degenerate components in the Hyades close     
          binaries V471 Tauri and HZ9                                           

   1333   Guinan, E.F., Maloney, F.P. 1985, AJ, 90, 1519.  
          The apsidal motion of the eccentric eclipsing binary DI Herculis - an 
          apparent discrepancy with general relativity                          

   1334   Gulkis, S., Batelaan, P.D., Frerking, M.A., Klein, M.J.,              
          Kuiper, T.B.H., Pickett, H.M., Schaefer, M.M., Wannier, P.,           
          Bockelee-Morvan, D., Crovisier, J., Encrenaz, P.J., Zimmermann, P.,   
          Destombes, J.L. 1989, A&A, 213, 465.             
          Search for water in comet P/Halley at 380 GHz                         

   1335   Gulliver, A.F., Hill, G., Adelman, S.J. 1994, APJ, 429, L81.          
          Vega: a rapidly rotating pole-on star                                 

   1336   Gummersbach, C.A., Zickgraf, F.-J., Wolf, B. 1995, A&A, 302, 409.     
          B(e) phenomenon extending to lower luminosities in the      Magellanic
          Clouds                                                                

   1337   Gursky, H., Dupree, A.K., Hartmann, L.W., Raymond, J., Davis, R.J.,   
          Black, J., Matilsky, T.A., Howarth, I.D., Willis, A.J., Wilson, R.,   
          Sandford, M.C.W., Vanden Bout, P., Sanner, F.,                        
          Hammerschlag-Hensberge, G., van den Heuvel, E.P.J.,                   
          Lamers, H.J.G.L.M., Burger, M., de Loore, C. 1980, APJ, 237, 163.     
          The observations of the X-ray source HZ Hercules/Hercules X-1         

   1338   Gurzadyan, G.A. 1987, A&A, 173, 284.             
          The classification of the shapes of stellar chromospheric emission    
          lines                                                                 

   1339   Gurzadyan, G.A. 1989, AP&SS, 158, 123.           
          Determination of effective temperatures of the accretion disks in     
          symbiotic stars                                                       

   1340   Gurzadyan, G.A., Cholakyan, V.G., Kondo, Y., Terzian, Y.,             
          Shore, S.N. 1990, PASP, 102, 1387.               
          The Mg II h and k interstellar lines in the spectrum of the G-type    
          giant HD 156854                                                       

   1341   Gurzadyan, G.A., Kondo, Y., Rustambekyan, S.S., Terzian, Y.,          
          Perez, M.R. 1991, APJ, 378, 298.                 
          A cool supergiant with anomalous behavior of the 2800 Mg II doublet   

   1342   Gurzadyan, G.A., Egikyan, A.G. 1991, AP&SS, 175, 15.                  
          Pseudo-resonance absorption lines in planetary nebulae: discovery?    

   1343   Gurzadyan, G.A., Egikyan, A.G., Terzian, Y. 1991, AP&SS, 175, 191.    
          Planetary nebula with a neutral envelope?                             

   1344   Gurzadyan, G.A., Egikyan, A.G., Terzian, Y. 1991, AP&SS, 176, 9.      
          Planetary nebula with a peculiar spectrum in the ultraviolet: CN 3-1  

   1345   Gurzadyan, G.A., Kondo, Y., Ohanesyan, J.B., Terzian, Y.,             
          Perez, M.R. 1991, AP&SS, 176, 61.                
          A cool giant with a circumstellar cloud                               

   1346   Gurzadyan, G.A., Perez, M. 1991, AP&SS, 180, 1.  
          Doublet 2800 Mg II in close binary systems                            

   1347   Gurzadyan, G.A., Cholakyan, V.G. 1992, AP&SS, 188, 205.               
          Detection of RS CVn-type systems by doublet 2800 Mg II                

   1348   Gurzadyan, G.A., Rustambekyan, S.S. 1994, AP&SS, 211, 171.            
          2800 Mg II emission in the most active radio stars                    

   1349   Gustafsson, B., Bell, R.A., Fredga, K., Gahm, G.F. 1980, A&A, 89, 255.
          The ultraviolet flux of HD 122563                                     

   1350   Gustafsson, B., Eriksson, K., Kiselman, D., Olander, N.,              
           Olofsson, H. 1997, A&A, 318, 535.               
           KI emission from envellopes around N stars. Spectroscopic            
           observations and interpretations                                     

   1351   Gutierrez-Moreno, A., Moreno, H., Feibelman, W.A. 1992, APJ, 395, 295.
          Ultraviolet observations of the symbiotic star AS 296                 

   1352   Haas, s., Dreizler, S., Heber, U., Jeffery, S., Werner, K.            
           1996, A&A, 311, 669.                            
           Iron and nickel abundances of subluminous O stars, I: NLTE model     
           atmospheres with line blanketing by iron group elements              

   1353   Hack, M., Selvelli, P.L. 1978, NATURE, 276, 376. 
          IUE observations of the eclipsing binary Epsilon Aurigae              

   1354   Hack, M., Selvelli, P.L. 1979, A&A, 75, 316.     
          The ultraviolet spectrum of the eclipsing binary Epsilon Aurigae      

   1355   Hack, M. 1979, A&A, 74, L4.                      
          The ultraviolet spectrum of the hot halo star Feige 86                

   1356   Hack, M. 1979, NATURE, 279, 305.                 
          IUE observations of the symbiotic star CH Cygni during an active phase

   1357   Hack, M. 1980, A&A, 81, L1.                      
          The ultraviolet high-resolution spectrum of Feige 86                  

   1358   Hack, M. 1981, A&A, 99, 185.                     
          The ultraviolet spectrum of the eclipsing binary Zeta Aurigae         

   1359   Hack, M., Selvelli, P.L. 1982, A&A, 107, 200.    
          The ultraviolet spectrum of CH Cygni during the outburst started in   
          1977                                                                  

   1360   Hack, M., Engin, S., Yilmaz, N. 1984, A&A, 131, 147.                  
          Visual and ultraviolet spectrum of the eclipsing binary V367 Cygni    

   1361   Hack, M., Engin, S., Rusconi, L., Sedmak, G., Yilmaz, N., Boehm, C.   
          1988, A&AS, 72, 391.                             
          Line spectrum variations during the CH Cygni outburst of 1977-1986    

   1362   Hack, M., Engin, S., Yilmaz, N. 1989, A&A, 225, 143.                  
          A study of the ultraviolet spectrum of VV Cephei                      

   1363   Hack, M., Engin, S., Yilmaz, N., Sedmak, G., Rusconi, L., Boehm, C.   
          1992, A&AS, 95, 589.                             
          Spectroscopic study of the atmospheric eclipsing binary VV Cephei     

   1364   Hack, M., Aydin, C. 1992, AP&SS, 194, 215.       
          A minor outburst during the quiescent period of the symbiotic star CH 
          Cygni                                                                 

   1365   Hack, W.J., Paresce, F. 1993, PASP, 105, 1273.   
          Imaging the bipolar nebula around HM Sagittae                         

   1366   Hackwell, J.A., Hecht, J.H., Tapia, M. 1991, APJ, 375, 163.           
          Observations that link infrared cirrus and ultraviolet extinction     

   1367   Hagen, H.-J., Hempe, K., Reimers, D. 1987, A&A, 184, 256.             
          A study of UV spectra of Zeta Aur/VV Cep stars. X. Mass-loss of Alpha 
          Sco A from high-resolution IUE spectra of Alpha Sco B                 

   1368   Hagen, W., Black, J.H., Dupree, A.K., Holm, A.V. 1980, APJ, 238, 203. 
          Ultraviolet spectroscopic observations of VV Cephei                   

   1369   Hagen-Thorn, V.A., Yakoleva, V.A., Takalo, L.O., Sillanpaa, A.   
          1994, A&A, 290, 1.                      
          The variable source responsible for the photometric behaviour of OJ   
          287 in the IR-optical-UV region during the 1980's                     

   1370   Haisch, B.M., Linsky, J.L. 1980, APJ, 236, L33.  
          Observations of the quiescent corona, transition region and           
          chromosphere in the dMe flare star Proxima Centauri                   

   1371   Haisch, B.M., Linsky, J.L., Basri, G.S. 1980, APJ, 235, 519.          
          Outer atmospheres of cool stars. IV. A discussion of cool stellar wind
          models                                                                

   1372   Haisch, B.M., Linsky, J.L., Slee, O.B., Siegman, B.C., Nikoloff, I.,  
          Candy, H., Harwood, D., Verveer, A., Quinn, P.J., Wilson, I.,         
          Page, A.A., Higson, P., Seward, F.D. 1981, APJ, 245, 1009.            
          Simultaneous X-ray, ultraviolet, optical, and radio observations of   
          the flare star Proxima Centauri                                       

   1373   Haisch, B.M., Linsky, J.L., Bornmann, P.L., Stencel, R.E.,            
          Antiochos, S.K., Golub, L., Vaiana, G.S. 1983, APJ, 267, 280.         
          Coordinated Einstein and IUE observations of a disparitions brusques  
          type flare event and quiescent emission from Proxima Centauri         

   1374   Haisch, B.M., Basri, G. 1985, APJS, 58, 179.     
          IUE spectra of G0 V-G5 V solar-type stars                             

   1375   Haisch, B.M. 1986, IAJ, 17, 200.                 
          Coronae on stars                                                      

   1376   Haisch, B., Butler, C., Doyle, J., Rodono, M. 1987, A&A, 181, 96.
          Rotational modulation and flares on RS CVn and BY Dra-type stars. V.  
          EXOSAT and IUE observations of a flare on EQ Pegasi                   

   1377   Haisch, B.M., Schmitt, J.H.M.M., Rodono, M., Gibson, D.M.   
          1990, A&A, 230, 419.
          Rotational modulation and flares on RS Canum Venaticorum and BY       
          Draconis-type stars. XIV. Phase, eclipse and flare observations of YY 
          Geminorum by Exosat and IUE                                           

   1378   Haisch, B.M., Butler, C.J., Foing, B., Rodono, M., Giampapa, M.S.     
          1990, A&A, 232, 387.                             
          Rotational modulation and flares on RS Canum Venaticorum and BY       
          Draconis-type stars. XV. Observations of Proxima Centauri and solar   
          calibration data                                                      

   1379   Haisch, B.M., Bookbinder, J.A., Maggio, A., Vaiana, G.S.,             
          Bennett, J.O. 1990, APJ, 361, 570.               
          IUE and Einstein survey of late-type giant and supergiant stars and   
          the dividing line                                                     

   1380   Hallam, K.L., Wolff, C.L. 1981, APJ, 248, L73.   
          Rotation of dwarf star chromospheres in the ultraviolet               

   1381   Hallam, K.L., Altner, B., Endal, A.S. 1991, APJ, 372, 610.            
          Rotational modulation in IUE spectra of cool dwarf chromospheres. I.  
          Data analysis and period search techniques                            

   1382   Halliwell, D.R., Bates, B., Catney, M.G. 1988, A&A, 189, 204.         
          Discrete absorption components: a study of the gas parcel model using 
          component velocity observations                                       

   1383   Halpern, J., Chen, V., Madejski, G., Chanan, G. 1991, AJ, 101, 818.
          The redshift of the X-ray selceted BL Lacertae object H0414+009       

   1384   Halpern, J.P., Marshall, H.L. 1996, ApJ, 464, 760.                    
           A long EUVE observation of the Seyfert galaxy RXJ0437.4-4711         

   1385   Hamann, F., Shields, J.C., Ferland, G.J., Korista, K.T.     
          1995, ApJ, 454, 688.
          Broad Ne VIII lambda 774 emission from the quasar PG 1148+549  

   1386   Hamann, W.-R., Gruschinske, J., Kudritzki, R.-P., Simon, K.P.    
          1981, A&A, 104, 249.                       
          Mass loss from O subdwarfs                                            

   1387   Hamann, W.-R., Schonberner, D., Heber, U. 1982, A&A, 116, 273.        
          Mass loss from extreme helium stars                                   

   1388   Hamann, W.-R., Kudritzki, R.-P., Mendez, R.H., Pottasch, S.R.    
          1984, A&A, 139, 459.                       
          Mass loss from the central star of NGC 3242                           

   1389   Hamann, W.-R., Schmutz, W., Wessolowski, U. 1988, A&A, 194, 190.      
          Spectral analysis of the Wolf-Rayet star HD 50896                     

   1390   Hamann, W.-R., Leuenhagen, U., Koesterke, L., Wessolowski, U.    
          1992, A&A, 255, 200.                      
          Modelling the spectrum of WC-type Wolf-Rayet stars                    

   1391   Hamann, W.-R., Wessolowski, U., Koesterke, L. 1994, A&A, 281, 184.    
          Non-LTE spectral analyses of Wolf-Rayet stars: the nitrogen spectrum  
          of the WN6 prototype HD 192163 (WR 136)                               

   1392   Hambly, N.C., Dufton, P.L., Keenan, F.P., Rolleston, W.R.J.,          
          Howarth, I.D., Irwin, M.J. 1994, A&A, 285, 716.  
          High-resolution spectroscopy of two young stars between the Magellanic
          Clouds                                                                

   1393   Hamilton, A.J.S., Fesen, R.A. 1988, APJ, 327, 178.                    
          The reionization of unshocked ejecta in SN 1006                       

   1394   Hamilton, A.J.S., Fesen, R., Wu, C.C., Crenshaw, D., Sarazin, C.      
           1997, ApJ, 481, 838.                            
           Interpretation of ultraviolet absorption lines in SN1006             

   1395   Hammerschlag-Hensberge, G., van den Heuvel, E.P.J.,                   
          Lamers, H.J.G.L.M., Burger, M., de Loore, C., Glencross, W.,          
          Howarth, I., Willis, A.J., Wilson, R., Menzies, J., Whitelock, P.A.,  
          van Dessel, E.L., Sanford, P. 1980, A&A, 85, 119.
          IUE observations of the Be stars HD 102567 (4U 1145-61), X Per and    
          Gamma Cas                                                             

   1396   Hammerschlag-Hensberge, G., McClintock, J.E., van Paradijs, J.   
          1982, APJ, 254, L1.                       
          IUE observations of the X-ray burst source 4U/MXB 1735-44             

   1397   Hammerschlag-Hensberge, G., Kallman, T.R., Howarth, I.D.    
          1984, ApJ, 283, 249.
          Ultraviolet high-resolution spectroscopy of the X-ray binary Sk       
          160/SMC X-1                                                           

   1398   Hammerschlag-Hensberge, G., Howarth, I.D., Kallman, T.R.    
          1990, ApJ, 352, 698.
          Orbital variability in the wind of the massive X-ray binary HD        
          153919/4U 1700-37                                                     

   1399   Hamuy, M., Suntzeff, N.B. 1990, AJ, 99, 1146.    
          SN 1987A in the LMC. III. UBVRI photometry at Cerro Tololo            

   1400   Hansen, L., Jorgensen, H.E., Norgaard-Nielsen, H. 1991, A&A, 243, 49.
          NGC 6868: a merger with dust and extended Ly-alpha emission           

   1401   Hansen, L., Jorgensen, H.E., Norgaard-Nielsen, H. 1995, A&A, 297, 13.
          Hydra A: star formation and dust production in a cooling    flow      

   1402   Hanson, C.G., Coe, M.J. 1985, MNRAS, 217, 831.   
          The ultraviolet variability of the BL Lacertae object OJ287           

   1403   Hanson, M.M., Snow, T.P., Black, J.H. 1992, APJ, 392, 571.            
          The diffuse interstellar cloud toward HD 179406 (20 Aquilae)          

   1404   Hanson, M.M., Clayton, G.C. 1993, AJ, 106, 1947. 
          Interstellar extinction toward the Cas OB6 association: Where is the  
          dust?                                                                 

   1405   Harlaftis, E.T., Hassall, B.J.M., Naylor, T., Charles, P.A.,          
          Sonneborn, G. 1992, MNRAS, 257, 607.             
          UV spectroscopy of Z Chamaeleontis - I. Time-dependent dips in        
          superoutburst                                                         

   1406   Harlaftis, E.T., Naylor, T., Hassall, B.J.M., Charles, P.A.,          
          Sonneborn, G., Bailey, J. 1992, MNRAS, 259, 593. 
          UV spectroscopy of Z Chamaeleontis - II. The 1988 January normal      
          outburst                                                              

   1407   Harmer, D.L., Stickland, D.J., Lloyd, C., Harmer, C.F.W., Pike, C.D., 
          Croft, D. 1983, MNRAS, 204, 927.                 
          A study of the binary system 58 Persei                                

   1408   Harper, G.M. 1990, MNRAS, 243, 381.              
          Fe I - Mg II k line fluorescence in K giant and bright giant stars    

   1409   Harper, G.M. 1992, MNRAS, 256, 37.               
          The outer atmospheres of the 'hybrid' bright giants: the chromospheres
          of Alpha TrA (K4 II), Iota Aur (K3 II), Gamma Aql (K3 II), and Theta  
          Her (K1 II)                                                           

   1410   Harrington, J.P., Lutz, J.H., Seaton, M.J., Stickland, D.J.      
          1980, MNRAS, 191, 13.                                  
          Ultraviolet spectra of planetary nebulae - I. The abundance of carbon 
          in IC 418                                                             

   1411   Harrington, J.P., Lutz, J.H., Seaton, M.J. 1981, MNRAS, 195, 21P.     
          Ultraviolet spectra of planetary nebulae - IV. The C III 2297         
          dielectronic recombination line and dust absorption in the C IV 1549  
          resonance doublet                                                     

   1412   Harrington, J.P., Seaton, M.J., Adams, S., Lutz, J.H.     
          1982, MNRAS, 199, 517.                                        
          Ultraviolet spectra of planetary nebulae - VI. NGC 7662               

   1413   Harrington, J.P., Feibelman, W.A. 1983, APJ, 265, 258.                
          The planetary nebula IC 3568: a model based on IUE observations       

   1414   Harrington, J.P., Feibelman, W.A. 1984, APJ, 277, 716.                
          The remarkable ultraviolet spectrum of the planetary nebula Abell 30  

   1415   Harrington, J.P., Monk, D.J., Clegg, R.E.S. 1988, MNRAS, 231, 577.    
          Thermal infrared emission by dust in the planetary nebula NGC 3918: a 
          model analysis of IRAS observations                                   

   1416   Harrington, J.P., Paltoglou, G. 1993, APJ, 411, L103.                 
          The spectrum of the central star of the planetary nebula in M 22      

   1417   Harris, A.W., Bromage, G.E., Blades, J.C. 1983, MNRAS, 203, 1225.     
          Zinc as a tracer of metallicity in the interstellar medium            

   1418   Harris, A.W., Gry, C., Bromage, G.E. 1984, APJ, 284, 157.             
          The correlation of interstellar element depletions with mean gas      
          density                                                               

   1419   Harris, A.W., Bromage, G.E. 1984, MNRAS, 208, 941.                    
          The abundance of interstellar chlorine in the galaxy                  

   1420   Harris, A.W., Mas Hesse, J.M. 1986, APJ, 308, 240.                    
          A survey of interstellar sulfur abundance and implications for P II   
          oscillator strengths                                                  

   1421   Harris, A.W., Mas Hesse, J.M. 1986, MNRAS, 220, 271.                  
          Interstellar zinc revisted: possible depletion in high-density        
          sight-lines                                                           

   1422   Harrison, T.E., Gehrz, R.D. 1991, AJ, 101, 587.  
          Iras observations of classical novae. II. Modeling the detections     

   1423   Hartmann, L., Davis, R., Dupree, A.K., Raymond, J., Schmidtke, P.C.,  
          Wing, R.F. 1979, APJ, 233, L69.                  
          Chromospheres of the active dwarf binaries EQ Pegasi and Xi Bootes    

   1424   Hartmann, L., Dupree, A.K., Raymond, J.C. 1980, APJ, 236, L143.       
          Hybrid atmospheres and winds in supergiant stars                      

   1425   Hartmann, L., Dupree, A.K., Raymond, J.C. 1981, APJ, 246, 193.        
          On the relationship between coronae and mass loss in late-type stars  

   1426   Hartmann, L., Dupree, A.K., Raymond, J.C. 1982, APJ, 252, 214.        
          Ultraviolet observations of stellar chromospheric activity            

   1427   Hartmann, L., Baliunas, S.L., Duncan, D.K., Noyes, R.W.     
          1984, ApJ, 279, 778.                                        
          A study of the dependence of Mg II emission on the rotational periods 
          of main-sequence stars                                                

   1428   Hartmann, L., Jordan, C., Brown, A., Dupree, A.K. 1985, APJ, 296, 576.
          On the outer atmospheres of hybrid stars                              

   1429   Hartmann, L., Kenyon, S.J., Calvet, N. 1993, APJ, 407, 219.           
          The excess infrared emission of Herbig Ae/Be stars: disks or          
          envelopes?                                                            

   1430   Hartmann, L.W., Huchra, J.P., Geller, M.J., O'Brien, P., Wilson, R.   
          1988, APJ, 326, 101.                             
          Lyman-alpha emission in star-forming galaxies                         

   1431   Hartquist, T.W., Tallant, A. 1981, MNRAS, 196, 527.                   
          Analysis of IUE observations of the galactic corona and the existence 
          of molecular clouds in the halo                                       

   1432   Hartquist, T.W., Snijders, M.A.J. 1982, NATURE, 299, 783.             
          Hot galactic gas and narrow line quasar absorption systems            

   1433   Hartquist, T.W., Snijders, M.A.J., West, K.A. 1983, MNRAS, 203, 1183. 
          Doubly ionized aluminium - a diagnostic of cooling gas in the galactic
          corona                                                                

   1434   Harvey, A.S., Stickland, D.J., Howarth, I.D., Zuiderwijk, E.J.   
          1987, OBS, 107, 205.                                   
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          3: Delta Orionis                                                      

   1435   Haser, S.M., Lennon, D.J., Kudritzki, R.-P., Puls, J.,                
          Pauldrach, A.W.A., Bianchi, L., Hutchings, J.B. 1995, A&A, 295, 136.  
          The stellar wind of an 08.5I(f) star in M31. A determination of mass  
          loss rate and metallicity                                             

   1436   Hasinger, G., van der Klis, M., Ebisawa, K., Dotani, T., Mitsuda, K.  
          1990, A&A, 235, 131.                             
          Multifrequency observations of Cygnus X-2: X-ray observations with    
          Ginga                                                                 

   1437   Hassall, B.J.M., Pringle, J.E., Ward, M.J., Whelan, J.A.J.,           
          Mayo, S.K., Echevarria, J., Jones, D.H.P., Wallis, R.E., Allen, D.A., 
          Hyland, A.R. 1981, MNRAS, 197, 275.              
          Observations and models of H2252-035                                  

   1438   Hassall, B.J.M., Pringle, J.E., Schwarzenberg-Czerny, A., Wade, R.A., 
          Whelan, J.A.J., Hill, P.W. 1983, MNRAS, 203, 865.
          Ultraviolet and optical observations of the dwarf novae VW and WX     
          Hydri during outburst                                                 

   1439   Hassall, B.J.M. 1985, MNRAS, 216, 335.           
          The superoutburst of the dwarf nova EK Trianguli Australis            

   1440   Hassall, B.J.M., Pringle, J.E., Verbunt, F. 1985, MNRAS, 216, 353.    
          Dwarf novae in outburst: monitoring WX Hydri with IUE                 

   1441   Haug, K., Drechsel, H. 1985, A&A, 151, 157.      
          Spectroscopy and spectrophotometry of the nova-like system V3885      
          Sagittarii                                                            

   1442   Hauschildt, P.H., Wehrse, R., Starrfield, S., Shaviv, G.    
          1992, ApJ, 393, 307.                                        
          Spherically symmetric, expanding, non-LTE model atmospheres for novae 
          during their early stages                                             

   1443   Hauschildt, P.H., Starrfield, S., Shore, S.N., Gonzalez-Riestra, R.,  
          Sonneborn, G., Allard, F. 1994, AJ, 108, 1008.   
          The early spectral evolution of Nova Cassiopeiae 1993                 

   1444   Hauschildt, P.H., Starrfield, S., Austin, S., Wagner, R.M.,           
          Shore, S.N., Sonneborn, G. 1994, APJ, 422, 831.  
          Non-LTE model atmosphere analysis of Nova Cygni 1992                  

   1445   Hauschildt, P.H., Ensman, L.M. 1994, APJ, 424, 905.                   
          Analysis of the early spectra and light curve of SN 1987A             

   1446   Hawley, S.L., Petersen, B.R. 1991, APJ, 378, 725.
          The great flare of 1985 April 12 on AD Leonis                         

   1447   Hawley, S.L., Fisher, G.H. 1992, APJS, 78, 565.  
          X-ray-heated models of stellar flare atmospheres: theory and          
          comparison with observations                                          

   1448   Hayes, M.A., Nussbaumer, H. 1983, A&A, 124, 279. 
          The O IV infrared and ultraviolet flux ratios as temperature and      
          density diagnostics                                                   

   1449   Hayes, M.A., Nussbaumer, H. 1986, A&A, 161, 287. 
          The symbiotic star RR Tel                                             

   1450   Heap, S.R., Boggess, A., Holm, A., Klinglesmith, D.A., Sparks, W.,    
          West, D., Wu, C.-C., Boksenberg, A., Willis, A., Wilson, R.,          
          Macchetto, F., Selvelli, P.L., Stickland, D., Greenstein, J.L.,       
          Hutchings, J.B., Underhill, A.B., Viotti, R., Whelan, J.A.J.     
          1978, NATURE, 275, 385.                                
          IUE observations of hot stars: HZ 43, BD+75 325, NGC 6826, SS Cygni,  
          Eta Carinae                                                           

   1451   Heap, S.R., Augensen, H.J. 1987, APJ, 313, 268.  
          Mass distribution and evolutionary scheme for central stars of        
          planetary nebulae                                                     

   1452   Heap, S.R. 1987, NATURE, 326, 571.               
          Ultraviolet detection of the nucleus of NGC 2440                      

   1453   Heap, S.R., Corcoran, M.F. 1992, APJ, 387, 340.  
          Properties of the massive X-ray binary 4U 1700-37 = HD 153919         

   1454   Heber, U., Hunger, K. 1981, A&A, 101, 269.       
          UV observations of the intermediate helium star CPD-46 3093           

   1455   Heber, U. 1983, A&A, 118, 39.                    
          Spectral fine analysis of the extreme helium star BD+10 2179          

   1456   Heber, U., Hunger, K., Jonas, G., Kudritzki, R. 1984, A&A, 130, 119.
          The atmosphere of subluminous B stars                                 

   1457   Heber, U., Hamann, W.-R., Hunger, K., Kudritzki, R.-P., Simon, K.P.,  
          Mendez, R.H. 1984, A&A, 136, 331.                
          Non-LTE analysis of subluminous O-stars VI. Feige 110                 

   1458   Heber, U. 1986, A&A, 155, 33.                    
          The atmosphere of subluminous B stars. II. Analysis of 10 helium poor 
          subdwarfs and the birthrate of sdB stars                              

   1459   Heber, U., Kudritzki, R.-P. 1986, A&A, 169, 244. 
          NLTE-analysis of the sdO star ROB 162 in the globular cluster NGC 6397

   1460   Heber, U., Kudritzki, R.-P., Caloi, V., Castellani, V., Danziger, J., 
          Gilmozzi, R. 1986, A&A, 162, 171.                
          A spectroscopic study of HB stars in the galactic globular cluster NGC
          6752                                                                  

   1461   Heber, U., Werner, K., Drilling, J.S. 1988, A&A, 194, 223.            
          High-resolution spectroscopy of central stars of planetary nebulae:   
          LSS 1362                                                              

   1462   Hecht, J., Helfer, H.L., Wolf, J., Donn, B., Pipher, J.L.   
          1982, ApJ, 263, L39.                                        
          The peculiar extinction of Herschel 36                                

   1463   Hecht, J.H., Holm, A.V., Donn, B., Wu, C.-C. 1984, APJ, 280, 228.     
          The dust around R Coronae Borealis type stars                         

   1464   Hecht, J.H. 1991, APJ, 367, 635.                 
          The nature of the dust around R Coronae Borealis stars: isolated      
          amorphous carbon or graphite fractals?                                

   1465   Heck, A., Burki, G., Bianchi, L., Cassatella, A., Clavel, J.     
          1980, MNRAS, 192, 59P.                                 
          Simultaneous spectroscopic (UV MG II and A1 II lines) and photo-      
          metric variations of Zeta 1 Sco (HD 152236)                           

   1466   Heck, A., Egret, D., Jaschek, M., Jaschek, C. 1984, A&AS, 57, 213.    
          IUE low-dispersion spectra flux catalogue. Part I. Normal stars       
          (magnetic tape)                                                       

   1467   Heckathorn, J.N., Fesen, R.A. 1985, A&A, 143, 475.                    
          Ultraviolet observations of the central star in the planetary nebula  
          136+5.1                                                               

   1468   Heckman, T., Krolik, J., Meurer, G., Calzetti, D., Kinney, A.,        
          Koratkar, A., Leitherer, C., Robert, C., Wilson, A.    
          1995, ApJ, 452, 549.
          The nature of the ultraviolet continuum in type 2 Seyfert   galaxies  

   1469   Heise, J., Verbunt, F. 1988, A&A, 189, 112.      
          Ultraviolet observations of AM Her                                    

   1470   Hellings, P., de Loore, C., Burger, M., Lamers, H.J.G.L.M.  
          1981, A&A, 101, 161.                                        
          The evolutionary status of Upsilon Sagittarii (=HD 181615) as derived 
          from ultraviolet and visual observations                              

   1471   Hempe, K., Reimers, D. 1982, A&A, 107, 36.       
          On excitation through radiative pumping of the Fe II UV- Mult. 191    
          lambda 1785-88 A observed with IUE during the eclipse of 32 Cyg       

   1472   Hempe, K. 1982, A&A, 115, 133.                   
          A study of ultraviolet spectra of Zeta Aur/VV Cep systems             

   1473   Hempe, K. 1983, A&AS, 53, 339.                   
          A study of ultraviolet spectra of Zeta Aur/VV Cep systems.  III. Atlas
          of theoretical curves of growth                                       

   1474   Hempe, K. 1984, A&AS, 56, 115.                   
          A study of ultraviolet spectra of Xi Aur/VV Cep systems. V. Atlas of  
          theoretical P Cygni profiles                                          

   1475   Henrichs, H.F., Hammerschlag-Hensberge, G., Howarth, I.D., Barr, P.   
          1983, APJ, 268, 807.                             
          Episodic mass loss and narrow lines in Gamma Cassiopeiae and in other 
          early-type stars                                                      

   1476   Henrichs, H.F., Kaper, L., Nichols, J.S. 1994, A&A, 285, 565.         
          The extent of variability in the stellar wind of the O7.5 giant Xi    
          Persei                                                                

   1477   Henry, R.B.C., Shipman, H.L., Wesemael, F. 1985, APJS, 57, 145.       
          Spectrum synthesis study of selected ultraviolet metal lines in hot DA
          white dwarf stars                                                     

   1478   Henry, R.B., Kwitter, K., Howard, J. 1996, ApJ, 458, 215.             
           A new look at carbon abundances in Planetary Nebulae, I. PB6, Hu2-1, 
           K648 and HU4-1                                                       

   1479   Herbig, G.H., Goodrich, R.W. 1986, APJ, 309, 294.
          Near-simultaneous ultraviolet and optical spectrophotometry of T Tauri
          stars                                                                 

   1480   Hester, J.J., Raymond, J.C., Blair, W.P. 1994, APJ, 420, 721.         
          The Balmer-dominated northeast limb of the Cygnus Loop supernova      
          remnant                                                               

   1481   Hill, J.K., Pfarr, B.B., Bohlin, R.C., Isensee, J.E.,                 
          O'Connell, R.W., Neff, S.G., Roberts, M.S., Smith, A.M.,              
          Stecher, T.P. 1992, APJ, 395, L33.               
          Ultraviolet Imaging Telescope photometry of massive stars: the OB     
          association NGC 206 in M 31                                           

   1482   Hill, J.K., Bohlin, R.C., Cheng, K.-P., Fanelli, M.N., Hintzen, P.,   
          O'Connell, R.W., Roberts, M.S., Smith, A.M., Smith, E.P.,             
          Stecher, T.P. 1993, APJ, 413, 604.               
          30 Doradus: ultraviolet and optical stellar photometry                

   1483   Hill, J.K., Isensee, J.E., Cornett, R.H., Bohlin, R.C.,               
          O'Connell, R.W., Roberts, M.S., Smith, A.M., Stecher, T.P.  
          1994, ApJ, 425, 122.                                        
          Initial mass functions from ultraviolet stellar photometry: a         
          comparison of Lucke and Hodge OB associations near 30 Doradus with the
          nearby field                                                          

   1484   Hill, R.S., Smith, A.M. 1989, AJ, 97, 881.       
          IUE spectra of HD 269665 (Sk -68 110), a hot subdwarf in the direction
          of the Large Magellanic Cloud                                         

   1485   Hill, R.S., Isensee, J.E., Bohlin, R.C., Cheng, K.P., Hintzen, P.,    
           O'Connell, R.W., Roberts, M.S., Smith, A.M., Smith, E.P.,            
           Stecher, T.P. 1995, ApJS, 98, 595.              
           Ultraviolet and optical observations of OB associations in M31       

   1486   Hines, D.C., Wills, B.J. 1995, ApJ, 448, 69.     
           The polarized spectrum of FeII-rich broad absorption line QSO        
           IRAS 07598+6508                                                      

   1487   Hoard, D.W., Szkody, P. 1997, ApJ, 481, 433.     
           Observations of the SW Sextantis star BH Lyncis in a high state      

   1488   Hoare, M.G., Drew, J.E. 1991, MNRAS, 249, 452.   
          Boundary-layer temperatures in high accretion rate cataclysmic        
          variables                                                             

   1489   Hoare, M.G., Drew, J.E. 1993, MNRAS, 260, 647.   
          The ionization state of the winds from cataclysmic variables without  
          classical boundary layers                                             

   1490   Hoare, M.G. 1994, MNRAS, 267, 153.               
          He II lines from cataclysmic variable winds                           

   1491   Hoban, S. 1993, ICARUS, 104, 149.                
          Serendipitous images of methanol in comet Levy (1990 XX)              

   1492   Hodgkin, S.T. 1993, MNRAS, 263, 229.             
          ROSAT/IUE discovery of a white dwarf companion to HD 33959C (F4V)     

   1493   Holberg, J.B., Wesemael, F., Wegner, G., Bruhweiler, F.C.   
          1985, ApJ, 293, 294.                                        
          An analysis of the bright white dwarf CD -38 10980                    

   1494   Holberg, J.B., Wesemael, F., Basile, J. 1986, APJ, 306, 629.          
          DA white dwarf effective temperatures determined from IUE Lyman-alpha 
          profiles                                                              

   1495   Holberg, J.B., Kidder, K.M., Wesemael, F. 1990, APJ, 365, L77.        
          Detection of trace helium in G104-27, a 26,000 K DA white dwarf       

   1496   Holberg, J.B., Ali, B., Carone, T., Polidan, R. 1991, APJ, 375, 716.
          Absolute far-ultraviolet spectrophotometry of hot subluminous stars   
          from Voyager                                                          

   1497   Holberg, J.B., Barstow, M.A., Buckley, D.A.H., Chen, A.,              
          Dreizler, S., Marsh, M.C., O'Donoghue, D., Sion, E.M., Tweedy, R.W.,  
          Vauclair, G., Werner, K. 1993, APJ, 416, 806.    
          Two new extremely iron-rich hot DA white dwarfs and the nature of the 
          EUV opacity                                                           

   1498   Holberg, J.B., Hubeny, I., Barstow, M.A., Lanz, T., Sion, E.M.,       
          Tweedy, R.W. 1994, APJ, 425, L105.               
          The discovery of Ni V in the photospheres of the hot DA white dwarfs  
          RE 2214-492 and G 191-B2B                                             

   1499   Holberg, J.B., Bruhweiler, F.C., Andersen, J. 1995, ApJ, 443, 753     
           The circumstellar nature of the metallic features in a hot DA        
           White Dwarf                                                          

   1500   Holberg, J.B., Saffer, R.A., Tweedy, R.W., Barstow, M.A.         
           1995, ApJ, 452, 133.                                  
           The binary double-degenerate nature of the bright DAO White Dwarf    
           Feige 55                                                             

   1501   Holberg, J.B., Barstow, M., Bruhweiler, F.C., Sion, E.M.         
          1995, ApJ, 453, 313.                                   
          The EUVE and IUE spectra of the hot DA white dwarf GD 659             

   1502   Holberg, J.B., Barstow, M., Green, E.M. 1997, ApJ, 474, L127.         
           The discovery of MGII 4481 Angs in the White Dwarf EG 102: Evidence  
           for ongoing accretion                                                

   1503   Hollis, J.M., Oliversen, R.J., Kafatos, M., Michalitsianos, A.G.,     
          Wagner, R.M. 1991, APJ, 377, 227.                
          Ultraviolet and optical spectroscopy of the R Aquarii symmetrical jet 

   1504   Hollis, J.M., Oliversen, R.J., Wagner, R.M., Feibelman, W.A.     
          1992, APJ, 393, 217.                                   
          The 0623+71 bow shock nebula                                          

   1505   Hollis, J.M., van Buren, D., Vogel, S., Feibelman, W., Jacoby, G.,    
           Pedelty, J. 1996, ApJ, 456, 644.                
           The Abell 35 nebula inside out                                       

   1506   Hollis, J.M., Lyon, R., Dorband, J., Feibelman, W.                    
           1997, ApJ, 475, 231.                            
           Motion of the ultraviolet R Aquarii jet                              

   1507   Holm, A., Bohlin, R.C., Cassatella, A., Ponz, D.P., Schiffer, F.H.    
          1982, A&A, 112, 341.                             
          On the linearity of the SWP camera of the International Ultraviolet   
          Explorer (IUE): a correction algorithm                                

   1508   Holm, A.V., Panek, R.J., Schiffer, F.H. 1982, APJ, 252, L35.          
          Ultraviolet spectrum variability of UX Ursae Majoris                  

   1509   Holm, A.V., Boggess, A. 1982, PASP, 94, 553.     
          IUE spectra of Feige 4, a suspected source of extreme-ultraviolet     
          radiation                                                             

   1510   Holm, A.V., Panek, R.J., Schiffer, F.H., Bond, H.E., Kemper, E.,      
          Grauer, A.D. 1985, APJ, 289, 774.                
          Two-phase ultraviolet spectrophotometry of the pulsating white dwarf  
          ZZ Piscium                                                            

   1511   Holm, A.V., Hecht, J., Wu, C.-C., Donn, B. 1987, PASP, 99, 497.       
          The fading of R Coronae Borealis                                      

   1512   Holm, A.V., Doherty, L.R. 1988, APJ, 328, 726.   
          Ultraviolet spectroscopy of R Coronae Borealis                        

   1513   Holweger, H., Koester, D., Allard, N.F. 1994, A&A, 290, L21.          
          Identification of the 1600A feature in Lambda Bootis stars            

   1514   Horaguchi, T., Kogure, T., Hirata, R., Kawai, N., Matsuoka, M.,       
          Murakami, T., Doazan, V., Slettebak, A., Huang, C.C., Cao, H.,        
          Guo, Z., Huang, L., Tsujita, J., Ohshima, O. 1994, PASJ, 46, 9.
          The Be star Gamma Cassiopeiae: X-ray, far-UV, and optical observations
          in early 1989                                                         

   1515   Horanyi, M., Cravens, T.E., Waite, J.H. 1988, JGR, 93, 7251.          
          The precipitation of energetic heavy ions into the upper atmosphere of
          Jupiter                                                               

   1516   Houdebine, E., Foing, B., Doyle, J., Rodono, M. 1993, A&A, 278, 109.
          Dynamics of flares on late-type dMe stars. III. Kinetic energy and    
          mass momentum budget of a flare on AD Leonis                          

   1517   Howarth, I.D., Wilson, R., Carter, B.S., Menzies, J.W., Roberts, G.,  
          Whitelock, P.A., van Dessel, E.L., de Loore, C., Burger, M.,          
          Sandford, M.C.W. 1981, A&A, 93, 219.             
          IUE and optical observations of V861 Scorpii                          

   1518   Howarth, I.D. 1983, MNRAS, 203, 801.             
          Ultraviolet spectroscopy of LSI + 61 303                              

   1519   Howarth, I.D. 1983, MNRAS, 203, 301.             
          LMC and galactic extinction                                           

   1520   Howarth, I.D., Wilson, R. 1983, MNRAS, 202, 347. 
          A study of the low-mass X-ray binary HZ Her/Her X-1 using IUE and     
          optical data                                                          

   1521   Howarth, I.D., Wilson, R. 1983, MNRAS, 204, 1091.
          HZ Her: the nature and origin of the emission lines                   

   1522   Howarth, I.D. 1984, MNRAS, 211, 167.             
          An analysis of V861 Sco - II. The stellar wind                        

   1523   Howarth, I.D. 1984, MNRAS, 206, 625.             
          Blueshifted narrow absorption components in the ultraviolet spectrum  
          of the binary V861 Sco (HD 152667)                                    

   1524   Howarth, I.D., Prinja, R.K., Roche, P.F., Willis, A.J.    
          1984, MNRAS, 207, 287.                                        
          IUE observations of the X-ray binary A0538-66: spectroscopic study of 
          a strange stellar system                                              

   1525   Howarth, I.D., Prinja, R.K., Willis, A.J. 1984, MNRAS, 208, 525.      
          Observations of narrow absorption components in the ultraviolet       
          spectrum of Zeta Ophiuchi                                             

   1526   Howarth, I.D., Phillips, A.P. 1986, MNRAS, 222, 809.                  
          The ultraviolet spectrum and interstellar environment of HD 50896     

   1527   Howarth, I.D. 1987, MNRAS, 226, 249.             
          The spectroscopic orbit of HD 128220                                  

   1528   Howarth, I.D. 1987, MNRAS, 225, 33P.             
          A subdwarf's startling stellar wind                                   

   1529   Howarth, I.D., Prinja, R.K. 1989, APJS, 69, 527. 
          The stellar winds of 203 galactic O stars: a quantitative ultraviolet 
          survey                                                                

   1530   Howarth, I.D., Stickland, D.J., Prinja, R.K., Koch, R.H.,             
          Pfeiffer, R.J. 1991, OBS, 111, 167.              
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          8: LZ Cephei (HD 209481)                                              

   1531   Howarth, I.D., Reid, A.H.N. 1993, A&A, 279, 148. 
          UES and IUE observations of the O9.5 V star HD 93521: non-radial      
          pulsations, wind, and distance                                        

   1532   Howarth, I.D., Bolton, C.T., Crowe, R.A., Ebbets, D.C.,               
          Fieldus, M.S., Fullerton, A.W., Gies, D.R., McDavid, D.,              
          Prinja, R., Reid, A.H., Shore, S.N., Smith, K.C. 1993, APJ, 417, 338.
          Time-series observations of O stars. III. IUE and HST spectroscopy of 
          Zeta Ophiuchi and implications for the "photospheric connection"      

   1533   Howarth, I.D., Prinja, R.K., Massa, D. 1995, APJ, 452, L65.           
          The IUE campaign: the rotationally modulated wind of Zeta   Puppis    

   1534   Howarth, I.D., Smith, C. 1995, APJ, 439, 431.    
          Stellar-wind variability in IUE spectra of 68 Cygni                   

   1535   Howarth, I.D., Siebert, K., Hussain, G., Prinja, R.                   
           1997, MNRAS, 284, 265.                          
           Cross-correlation characteristics of OB stars from IUE spectra       

   1536   Howell, S.B., Szkody, P., Sonneborn, G., Fried, R., Mattei, J.,       
          Oliversen, R.J., Ingram, D., Hurst, G.M. 1995, APJ, 453, 454.         
          Ultraviolet observations of SW Ursae Majoris, BC Ursae Majoris, and TV
          Corvi (1217-18): IUE spectroscopy and outburst light curves           

   1537   Hrivnak, B.J., Guinan, E.F., Lu, W. 1995, APJ, 455, 300.              
          A study of the chromospherically active, short-period binaryVZ Piscium

   1538   Hu, E.M., Songaila, A., Cowie, L.L., Stockton, A. 1991, APJ, 368, 28. 
          Lyman-alpha companions to high-z quasars                              

   1539   Hu, E.M. 1992, APJ, 391, 608.                    
          Ly-alpha emission from cooling flows and measures of the dust content 
          of rich clusters of galaxies                                          

   1540   Hu, J.Y., Blondel, P.F.C., Catala, C., Talavera, A., The, P.S.,       
          Tjin A Djie, H.R.E., de Winter, D. 1991, A&A, 248, 150.               
          IUE observations of the bright Herbig Ae star HD 104237               

   1541   Huang, M., Sion, E.M., Szkody, P. 1995, AJ, 109, 1746.                
          The cooling of the white dwarf in U Geminorum following heating by two
          different outbursts                                                   

   1542   Hubeny, I., Plavec, M.J. 1991, AJ, 102, 1156.    
          Can a disk model explain Beta Lyrae?                                  

   1543   Hubeny, I., Heap, S.R., Altner, B. 1991, APJ, 377, L33.               
          First results from the Goddard High-Resolution Spectrograph: evidence 
          for photospheric microturbulence in early O stars: Are surface        
          gravities systematically underestimated?                              

   1544   Huber, M.C.E., Nussbaumer, H., Smith, L.J., Willis, A.J., Wilson, R.  
          1979, NATURE, 278, 697.                          
          IUE observations of absorption by hot gas in the nebula NGC 6888      

   1545   Hubert, A.M., Floquet, M., Chambon, M.T. 1987, A&A, 186, 213.         
          Additional constraints on cool-disk models of Be stars based on long  
          observational sequences in the visual range                           

   1546   Hubert, A.M., Floquet, M., Chauville, J., Chambon, M.T.    
          1987, A&AS, 70, 443.                                         
          Spectral features of the B2e star EW Lac before and during the        
          variable shell phase                                                  

   1547   Hubert-Delplace, A.M., Mon, M., Ungerer, V., Hirata, R.,              
          Paterson-Beeckmans, F., Hubert, H., Baade, D. 1983, A&A, 121, 174.    
          Envelope structure of the cyclic V/R variable shell stars             

   1548   Huchra, J.P., Geller, M.J., Gallagher, J., Hunter, D., Hartmann, L.,  
          Fabbiano, G., Aaronson, M. 1983, APJ, 274, 125.  
          Star formation in blue galaxies. I. Ultraviolet, optical and infrared 
          observations of NGC 4214 and NGC 4670                                 

   1549   Huenemoerder, D.P., de Boer, K.S., Code, A.D. 1984, AJ, 89, 851.      
          Field horizontal-branch stars at ultraviolet and visual wavelengths   

   1550   Huenemoerder, D.P., Barden, S.C. 1986, AJ, 91, 583.                   
          Optical and UV spectroscopy of the peculiar RS CVn system RT Lacertae 

   1551   Huenemoerder, D.P. 1988, PASP, 100, 600.         
          Optical and ultraviolet activity in RT Lacertae during 1985 and 1986  

   1552   Huenemoerder, D.P., Ramsey, L.W., Buzasi, D.L. 1990, APJ, 350, 763.   
          Coordinated optical and ultraviolet observations of IM Pegasi         

   1553   Huenemoerder, D.P., Ramsey, L.W., Buzasi, D.L., Nations, H.L.    
          1993, APJ, 404, 316.                                   
          A spectroscopic and photometric study of FK Comae in 1989             

   1554   Huensch, M., Reimers, D., Schmitt, J.H. 1996, A&A, 313, 755.          
           HR4289 - an X-ray luminous galaxy close to the bright star           

   1555   Hufnagel, B., Smith, G.H. 1994, PASP, 106, 1068. 
          Mg II chromospheric-emission dating of HR 1614 moving-group stars     

   1556   Humphreys, R.M., Blaha, C., D'Odorico, S., Gull, T.R., Benvenuti, P.  
          1984, APJ, 278, 124.                             
          IUE and ground-based observations of the Hubble-Sandage variables in  
          M31 and M33                                                           

   1557   Humphreys, R.M., Leitherer, C., Stahl, O., Wolf, B., Zickgraf, F.-J.  
          1988, A&A, 203, 306.                             
          Variable C: an S Doradus-type variable in M 33                        

   1558   Hunger, K., Heber, U., Koester, D. 1985, A&A, 149, L4.                
          PHL 227: the discovery of a new nova-like object                      

   1559   Hunger, K., Heber, U., Groote, D. 1989, A&A, 224, 57.                 
          The distance of the helium-variable B star HD 37479                   

   1560   Hunsch, M., Reimers, D. 1993, A&A, 276, 161.     
          Circumstellar Mg II absorption in UV spectra of hot companions of red 
          giants and the meaning of the Mg II asymmetry dividing line           

   1561   Hunstead, R.W., Pettini, M., Fletcher, A.B. 1990, APJ, 356, 23.       
          Metal enrichment, dust, and star formation in galaxies at high        
          redshifts. II. Lyman-alpha emission from the z=2.465 absorber toward  
          Q0836+113                                                             

   1562   Hunt, G.E. 1981, RSPT, A303, 225.                
          Atmospheres of Jupiter and Saturn                                     

   1563   Husfeld, D., Butler, K., Heber, U., Drilling, J. 1989, A&A, 222, 150.
          Non-LTE analysis of extremely helium-rich stars. I. The hot sdO stars 
          LSE 153, 259 and 263                                                  

   1564   Hutchings, J.B. 1979, APJ, 233, 913.             
          Ultraviolet spectroscopy of the extreme B supergiants P Cygni and Zeta
          1 Scorpii                                                             

   1565   Hutchings, J.B. 1979, PASP, 91, 661.             
          The stellar wind and the UV spectrum of (Nova) HR Delphini            

   1566   Hutchings, J.B. 1979, PASP, 91, 657.             
          The ultraviolet spectrum of LSI +61 303                               

   1567   Hutchings, J.B., von Rudloff, I.R. 1980, APJ, 238, 909.               
          UV spectroscopy with IUE of OB stars with stellar winds               

   1568   Hutchings, J.B., Dupree, A.K. 1980, APJ, 240, 161.                    
          The ultraviolet spectrum and flux of HD 152667 (=X-ray source         
          1653-40?)                                                             

   1569   Hutchings, J.B. 1980, APJ, 237, 285.             
          IUE ultraviolet spectroscopy of stars in the Magellanic Clouds        

   1570   Hutchings, J.B. 1980, PASP, 92, 458.             
          Simultaneous X-ray, UV, and optical observations of the recent nova HR
          Delphini                                                              

   1571   Hutchings, J.B., van Heteren, J. 1981, PASP, 93, 626.                 
          IUE spectroscopy of hot binary stars HD 108, HD 149404, and HD 163181 

   1572   Hutchings, J.B., Crampton, D. 1981, PASP, 93, 486.                    
          Spectroscopy of the unique degenerate binary star LSI + 61 303        

   1573   Hutchings, J.B. 1982, APJ, 255, 70.              
          International Ultraviolet Explorer spectroscopy of hot stars in the   
          LMC and SMC: the SMC extinction law, stellar flux distributions, and  
          details of the stellar winds                                          

   1574   Hutchings, J.B., Cowley, J. 1982, PASP, 94, 107. 
          The UV spectrum of the symbiotic binary AR Pavonis during eclispe     
          egress                                                                

   1575   Hutchings, J., Cowley, A., Ake, T., Imhoff, C. 1983, APJ, 275, 271.
          The 1982 ultraviolet eclipse of the symbiotic binary AR Pav           

   1576   Hutchings, J.B., Massey, P. 1983, PASP, 95, 151. 
          IUE studies of the Wolf-Rayet binaries HD 186943 and HD 211853 during 
          eclipse                                                               

   1577   Hutchings, J.B., Cowley, A.P. 1985, PASP, 97, 328.                    
          Time-resolved UV spectroscopy of BE Ursae Majoris                     

   1578   Hutchings, J.B., Crampton, D., Cowley, A.P., Bianchi, L.,             
          Thompson, I.B. 1987, AJ, 94, 340.                
          Optical and UV spectroscopy of the black hole binary candidate LMC X-1

   1579   Hutchings, J.B., Neff, S.G. 1987, AJ, 93, 14.    
          Morphology and nuclear spectroscopy of Markarian 231                  

   1580   Hutchings, J.B., Massey, P., Bianchi, L. 1987, APJ, 322, L79.         
          Are there stellar winds in the hot stars of M31?                      

   1581   Hutchings, J.B., Thompson, I.B. 1988, APJ, 331, 294.                  
          Massive star-formation regions in the Magellanic Clouds               

   1582   Hutchings, J.B., Thompson, I.B., Cartledge, S., Pazder, J.   
          1991, AJ, 101, 933.                                        
          A study of the young massive cluster N90 in the SMC                   

   1583   Hutchings, J.B., Bruhweiler, F., Boggess, A., Heap, S.R., Ebbets, D., 
          Beaver, E., Rosenblatt, E., Truong, K.Q., Perez, M., Westmacott, R.   
          1991, APJ, 377, L25.                             
          First results from the Goddard High-Resolution Spectrograph:          
          ultraviolet spectra of a starburst knot in NGC 1068                   

   1584   Hutchings, J.B., Bianchi, L., Lamers, H.J.G.L.M., Massey, P.,         
          Morris, S.C. 1992, APJ, 400, L35.                
          Hubble Space Telescope spectroscopy of OB stars in M 31               

   1585   Hutchings, J.B., Bianchi, L., Morris, S.C. 1993, APJ, 410, 803.       
          Hubble Space Telescope spectra of the phase-modulated wind in the SMC 
          O+WR                                                                  

   1586   Hutsemekers, D. 1985, A&AS, 60, 373.             
          The ultraviolet spectrum of the Be star HD 50138                      

   1587   Hutsemekers, D., Surdej, J. 1989, A&A, 219, 237. 
          Revisited mass-loss rates for a sample of central stars of planetary  
          nebulae                                                               

   1588   Hutter, D.J., Mufson, S.L. 1986, APJ, 301, 50.   
          Application of a relativistic jet model to the study of BL Lacertae   
          objects                                                               

   1589   Hyung, S., Aller, L.H., Feibelman, W.A. 1993, PASP, 105, 1279.        
          The spectrum of the planetary nebula NGC 6567                         

   1590   Hyung, S. 1994, APJS, 90, 119.                   
          Density contrast shell models for the planetary nebula IC 2165        

   1591   Hyung, S., Aller, L.H., Feibelman, W.A. 1994, APJS, 93, 465.          
          The spectrum of the variable planetary nebula IC 4997                 

   1592   Hyung, S., Aller, L.H., Feibelman, W.A. 1994, PASP, 106, 745.         
          The spectrum of the planetary nebula IC 418                           

   1593   Hyung, S., Aller, L.H., Feibelman, W.A. 1994, MNRAS, 269, 975.        
          The spectrum of the planetary nebula NGC 6572                         

   1594   Hyung, S., Keyes, C.D., Aller, L.H. 1995, MNRAS, 272, 49.             
          The spectrum of the planetary nebula NGC 6886                         

   1595   Hyung, S., Aller, L., Feibelman, W. 1997, ApJS, 108, 503.             
           The spectrum of the Planetary Nebula NGC 6884                        

   1596   Iijima, T. 1993, AP&SS, 206, 235.                
          Recent spectral variations of the Seyfert Galaxy NGC 5548             

   1597   Imhoff, C.L., Giampapa, M.S. 1980, APJ, 239, L115.                    
          The ultraviolet spectrum of the T Tauri star RW Aurigae               

   1598   Israelian, G. 1995, A&A, 300, 834.               
          Extended wings of the UV Si IV, C IV resonance doublets and the       
          complex [Fe II] profiles in P Cygni                                   

   1599   Ito, M., Ikeuchi, S. 1988, PASJ, 40, 403.        
          Ionization structure of the gaseous halo in our galaxy                

   1600   Ivison, R.J., Bode, M.F., Evans, A., Skopal, A., Meaburn, J.     
          1993, MNRAS, 264, 875.                                 
          A multi-frequency study of symbiotic stars - III. Simultaneous        
          ultraviolet and optical observations of AX Persei                     

   1601   Ivison, R.J., Seaquist, E.R. 1994, MNRAS, 268, 561.                   
          The latest spectral peregrinations of RX Puppis                       

   1602   Iwasawa, K., Kunieda, H., Awaki, H., Koyama, K. 1993, PASJ, 45, L7.   
          Possible X-ray emission from a new southern QSO HE 1029-1401          

   1603   Jackson, W.M., Rahe, J., Donn, B., Smith, A.M., Keller, H.U.,         
          Benvenuti, P., Delsemme, A.H., Owen, T. 1979, A&A, 73, L7.            
          The ultraviolet spectrum of Comet Seargent 1978m                      

   1604   Jackson, W., Halpern, J., Feldman, P., Rahe, J. 1982, A&A, 107, 385.
          Production of CS and S in Comet Bradfield (1979 X)                    

   1605   Jackson, W.M., Butterworth, P.S., Ballard, D. 1986, APJ, 304, 515.    
          The origin of CS in Comet IRAS-Araki-Alcock 1983d                     

   1606   Jacobs, J.M., Dworetsky, M.M. 1982, NATURE, 299, 535.                 
          Bismuth abundance anomaly in a Hg-Mn star                             

   1607   Jacoby, G.H., Ciardullo, R., Ford, H.C.. 1990, APJ, 356, 332.         
          Planetary nebulae as standard candles. V. The distance to the Virgo   
          cluster                                                               

   1608   Jaffel, L.B., Prange, R., Emerich, C., Vidal-Madjar, A.,              
          McConnell, J.C. 1991, JGR, 96, 9781.             
          A model for the disc Lyman-alpha emission of Uranus                   

   1609   Jameson, R.F., King, A.R., Sherrington, M.R. 1980, MNRAS, 191, 559.   
          The UV spectrum of AE Aqr                                             

   1610   Jameson, R.F., King, A.R., Sherrington, M.R. 1982, MNRAS, 200, 455.   
          Infrared, optical and ultraviolet observations of TT Ari              

   1611   Jameson, R.F., Sherrington, M.R., King, A.R., Frank, J.  
          1982, Nature, 300, 152.                                        
          UV observations of TT Arietis and the magnetic rotator hypothesis     

   1612   Jansen, D.J., van Dishoek, E.F., Black, J.H., Spaans, M., Sosin, C.   
           1995, A&A, 302, 223.                            
           The physical and chemical structure of the IC63 nebula, II.          
           Chemical models                                                      

   1613   Jaschek, M., Baschek, B., Jaschek, C., Heck, A. 1985, A&A, 152, 439.  
          Observation of 1600 A and 3040 A features in the spectra of field     
          horizontal branch stars                                               

   1614   Jaschek, M., Jaschek, C. 1987, A&A, 171, 380.    
          The ultraviolet gallium stars                                         

   1615   Jasniewicz, G., Lapierre, G., Monier, R. 1994, A&A, 287, 591.         
          Ultraviolet variations in the spectrum of the visible central star of 
          Abell 35                                                              

   1616   Jasniewicz, G., Thevenin, F., Monier, R., Skiff, B.    
           1996, A&A, 307, 200.
           The central star of LoTr5 revisited                                  

   1617   Jeffery, C.S., Heber, U. 1992, A&A, 260, 133.    
          The extreme helium star BD -9 4395                                    

   1618   Jeffery, C.S., Simon, T., Lloyd Evans, T. 1992, MNRAS, 258, 64.       
          The hot subdwarf in the eclipsing binary HD 185510                    

   1619   Jeffery, C.S., Heber, U. 1993, A&A, 270, 167.    
          Spectral analysis of DY Centauri, a hot R Coronae Borealis star with  
          an unusually high hydrogen content                                    

   1620   Jeffery, C.S. 1993, A&A, 279, 188.               
          Spectral analysis of LSE 78: an extreme helium star similar to BD-09  
          4395 and DY Centauri                                                  

   1621   Jeffery, C.S. 1995, A&A, 297, 779.               
          V348 Sagittarii: analysis of the absorption spectrum                  

   1622   Jeffery, C.S. 1995, A&A, 299, 135.               
          The ultraviolet properties of cool material ejected by                
          hydrogen-deficient stars                                              

   1623   Jeffery, C.S., Simon, T. 1997, MNRAS, 286, 487.  
           Timing the eclipse of HD185510                                       

   1624   Jeffery, D.J., Leibundgut, B., Kirshner, R.P., Benetti, S.,           
          Branch, D., Sonneborn, G. 1992, APJ, 397, 304.   
          Analysis of the photospheric epoch spectra of Type Ia supernovae SN   
          1990N and SN 1991T                                                    

   1625   Jeffries, R.D. 1991, MNRAS, 253, 369.            
          The transition region structure of AR Lacertae                        

   1626   Jeffries, R.D., Burleigh, M., Robb, R. 1996, A&A, 305, L45.           
           Is 2REJ0357+283 the most coronally active star in the Galaxy ?       

   1627   Jenkins, E.B., Silk, J., Wallerstein, G., Myckky Leep, E.   
          1981, ApJ, 248, 977.                                        
          A compressed cloud in the Vela supernova remnant                      

   1628   Jenkins, E.B., Wallerstein, G., Silk, J. 1984, APJ, 278, 649.         
          High-resolution IUE observations of interstellar absorption lines in  
          the Vela supernova remnant                                            

   1629   Jenkins, E.B., Wallerstein, G. 1995, APJ, 440, 227.                   
          High-velocity, high-excitation neutral carbon in a cloud in the Vela  
          supernova remnant                                                     

   1630   Jenniskens, P., Greenberg, J.M. 1993, A&A, 274, 439.                  
          Environment dependence of interstellar extinction curves              

   1631   Jenniskens, P., Desert, F.-X. 1993, A&A, 275, 549.                    
          Tracing the roots of interstellar mid-infrared emission               

   1632   Jeong, J.H., Kang, Y.W., Lee, W.B., Sung, E.C. 1994, APJ, 421, 779.   
          Analysis of the IUE satellite and the ground-based observations of SW 
          Lacertae                                                              

   1633   Johansson, S. 1983, MNRAS, 205, 71P.             
          Strong Fe II fluorescence lines in RR Tel and V1016 Cyg excited by CIV
          in a Bowen mechanism                                                  

   1634   Johansson, S., Jordan, C. 1984, MNRAS, 210, 239. 
          Selective excitation of Fe II in the laboratory and late-type stellar 
          atmospheres                                                           

   1635   Johansson, S. 1988, APJ, 327, L85.               
          Indirect IUE observation of O VI from photoexcited fluorescence lines 
          of Fe II present in the spectrum of RR Telescopii                     

   1636   Johansson, S. 1993, PS, T47, 157.                
          Fluorescence lines in ultraviolet spectra of stars                    

   1637   Johansson, S., Brage, T., Leckrone, D.S., Nave, G., Wahlgren, G.M.    
          1995, APJ, 446, 361.                             
          Interpretation of anomalous ultraviolet transitions of Fe IIobserved  
          in laboratory Fourier transform spectra and stellarHST and IUE spectra

   1638   Johnson, H.M. 1979, APJ, 230, L137.              
          IUE spectra of the nuclei of M31 and M32                              

   1639   Johnson, H.M. 1980, APJ, 237, 840.               
          Observations of R Aquarii                                             

   1640   Johnson, H.M. 1980, APJ, 235, 66.                
          IUE low-dispersion spectra of four luminous stars in symmetric nebulae

   1641   Johnson, H.M. 1981, APJ, 244, 552.               
          IUE high-dispersion spectrum of R Aquarii                             

   1642   Johnson, H.M. 1981, APJ, 250, 590.               
          IUE observations of four planetary nebulae                            

   1643   Johnson, H.M. 1981, PASP, 93, 285.               
          IUE spectra of RS Puppis and HD 20722: stars in symmetric dusty       
          nebulae                                                               

   1644   Johnson, H.M. 1982, APJ, 256, 559.               
          IUE low-dispersion spectra of six luminous stars in symmetric nebulae 

   1645   Johnson, H.M. 1982, APJ, 253, 224.               
          IUE observations of R Aquarii                                         

   1646   Johnson, H.M. 1982, APJS, 50, 551.               
          IUE high dispersion spectra of luminous stars in symmetric nebulae    

   1647   Johnson, H.M., Mayor, M. 1986, APJ, 310, 354.    
          The orbit and properties of the HD 149162 system                      

   1648   Johnson, H.R., O'Brien, G.T. 1983, APJ, 265, 952.
          The ultraviolet spectra of three N-type carbon stars                  

   1649   Johnson, H.R., Ameen, M.M., Eaton, J.A. 1984, APJ, 283, 760.          
          Line identifications in the ultraviolet (2590-3230 A) spectrum of the 
          hydrogen-deficient carbon star HD 182040                              

   1650   Johnson, H.R., Baumert, J.H., Querci, F., Querci, M.   
          1986, ApJ, 311, 960.
          Variability of ultraviolet emission on the carbon star TX Piscium     

   1651   Johnson, H.R., Luttermoser, D.G. 1987, APJ, 314, 329.                 
          Ultraviolet spectra and chromospheres of cool carbon stars            

   1652   Johnson, H.R., Eaton, J.A., Querci, F.R., Querci, M., Baumert, J.H.   
          1988, A&A, 204, 149.                             
          The unusual carbon star HD 59643: alternative models                  

   1653   Johnson, H.R., Luttermoser, D.G., Faulkner, D.R. 1988, APJ, 332, 421. 
          The violet and ultraviolet opacity problem for carbon stars           

   1654   Johnson, H.R. 1991, A&A, 249, 455.               
          The outer layers of cool, non-Mira carbon stars                       

   1655   Johnson, H.R., Ake, T.B., Ameen, M.M. 1993, APJ, 402, 667.            
          Companions to bright S and MS stars: technetium deficiency and        
          binarity                                                              

   1656   Johnstone, R.M., Fabian, A.C. 1988, MNRAS, 233, 581.                  
          Extended emission-line gas in NGC 1275 and the central galaxy in      
          A1795: evidence for a distributed rather than a central source of     
          ionization                                                            

   1657   Joly, M. 1981, A&A, 102, 321.                    
          The Fe II spectrum of Seyfert 1 galaxies and quasars                  

   1658   Jordan, C., Brown, A., Walter, F., Linsky, J. 1986, MNRAS, 218, 465.
          The outer atmosphere of Procyon (Alpha CMi F5IV-V): evidence of       
          supergranulation or active regions                                    

   1659   Jordan, C., Ayres, T.R., Brown, A., Linsky, J.L., Simon, T.      
          1987, MNRAS, 225, 903.                                 
          The chromospheres and coronae of five G-K main-sequence stars         

   1660   Jordan, S., Heber, U., Engels, D., Koester, D. 1993, A&A, 273, L27.   
          HS 0209+0832: a DAB white dwarf with a temperature fitting into the DB
          gap                                                                   

   1661   Jordan, S., Murset, U., Werner, K. 1994, A&A, 283, 475.               
          A model for the X-ray spectrum of the symbiotic nova RR Telescopii    

   1662   Jordan, S., Schmutz, W., Wolff, B., Werner, K., Muerset, U.           
           1996, A&A, 312, 897.                            
           Extragalactic symbiotic systems, IV: The supersoft X-ray source      
           SMC3                                                                 

   1663   Jorissen, A., Mayor, M. 1992, A&A, 260, 115.     
          Orbital elements of S stars: revisiting the evolutionary status of S  
          stars                                                                 

   1664   Jorissen, A., Scmitt, J.H., Carquillat, J., Ginestet, N.,             
           Bickert, K. 1996, A&A, 306, 467.                
           New X-ray sources detected among mild barium and S stars             

   1665   Joseph, C., Snow, T., Seab, C., Crutcher, R. 1986, APJ, 309, 771.
          Interstellar abundances in dense, moderately reddened lines of sight. 
          I.  Observational evidence for density-dependent depletion            

   1666   Joseph, C.L. 1989, PASP, 101, 623.               
          Systematic errors in spectral features introduced by random noise     

   1667   Judge, P.G. 1986, MNRAS, 223, 239.               
          Constraints on the outer atmospheric structure of late-type giant     
          stars with IUE: application to Alpha Tau (K5III) and Beta Gru (M5III) 

   1668   Judge, P.G. 1986, MNRAS, 221, 119.               
          Constraints on the outer atmospheric structure of the late-type giant 
          stars with IUE: methods and applications to Arcturus (Alpha Boo K2III)

   1669   Judge, P.G., Jordan, C., Rowan-Robinson, M. 1987, MNRAS, 224, 93.     
          Delta Andromedae (K3 III): an IRAS source with an unusual ultraviolet 
          spectrum                                                              

   1670   Judge, P.G. 1988, MNRAS, 231, 419.               
          The excitation of S I emission lines in chromospheres of late-type    
          giant stars                                                           

   1671   Judge, P.G. 1990, APJ, 348, 279.                 
          On the interpretation of chromospheric emission lines                 

   1672   Judge, P.G., Stencel, R.E. 1991, APJ, 371, 357.  
          Evolution of the chromospheres and winds of low- and intermediate-mass
          giant stars                                                           

   1673   Judge, P.G., Jordan, C. 1991, APJS, 77, 75.      
          Fe II emission lines. I. Chromospheric spectra of red giants          

   1674   Judge, P.G., Carpenter, K.G., Harper, G.M. 1991, MNRAS, 253, 123.     
          Si II emission line diagnostics                                       

   1675   Judge, P.G., Jordan, C., Feldman, U. 1992, APJ, 384, 613.             
          Fe II emission lines. II. Excitation mechanisms in cool stars         

   1676   Judge, P.G., Luttermoser, D.G., Neff, D.H., Cuntz, M., Stencel, R.E.  
          1993, AJ, 105, 1973.                             
          Line profile variations in M giants: clues to mass-loss and           
          chromospheric heating mechanisms                                      

   1677   Kafatos, M., Michalitsianos, A.G., Hobbs, R.W. 1980, A&A, 92, 320.    
          IUE observations of two late type stars: R Aql and W Hya              

   1678   Kafatos, M., Michalitsianos, A.G., Hobbs, R.W. 1980, APJ, 240, 114.   
          IUE observations of RW Hydrae (gM2+pec)                               

   1679   Kafatos, M., Michalitsianos, A., Feibelman, W. 1982, APJ, 257, 204.
          IUE observations of the peculiar star RX Puppis                       

   1680   Kafatos, M., Michalitsianos, A.G., Allen, D.A., Stencel, R.E.    
          1983. APJ, 275, 584.                                   
          Observations of two peculiar emission objects in the Large Magellanic 
          Cloud                                                                 

   1681   Kafatos, M., Michalitsianos, A.G., Fahey, R.P. 1985, APJS, 59, 785.   
          High-dispersion ultraviolet spectra of the peculiar star RX Puppis    

   1682   Kafatos, M., Michalitsianos, A.G., Hollis, J.M. 1986, APJS, 62, 853.  
          Ultraviolet variability and mass expulsion from R Aquarii             

   1683   Kafatos, M., Meier, S.R., Martin, I. 1993, APJS, 84, 201.             
          Extended variability of the symbiotic star AG Draconis                

   1684   Kahn, S.M., Wesemael, F., Liebert, J., Raymond, J.C., Steiner, J.E.,  
          Shipman, H.L. 1984, APJ, 278, 255.               
          Photospheric soft X-ray emission from hot DA white dwarfs             

   1685   Kaler, J.B., Hickey, J.P. 1983, PASP, 95, 759.   
          Ultraviolet activity in EG Andromedae                                 

   1686   Kaler, J.B., Feibelman, W.A. 1984, APJ, 282, 719.
          The central star of the planetary nebula Abell 78                     

   1687   Kaler, J.B., Feibelman, W.A. 1985, APJ, 297, 724.
          Ultraviolet spectra of the central stars of large planetary nebulae   

   1688   Kaler, J.B., Feibelman, W.A. 1985, PASP, 97, 660.
          The nature of Weinberger-12                                           

   1689   Kaler, J.B. 1986, APJ, 308, 337.                 
          C III electron temperatures in planetary nebulae                      

   1690   Kaler, J.B., Feibelman, W.A., Henrichs, H.F. 1988, APJ, 324, 528.     
          The complex wind of the central star of the planetary nebula Abell 78 

   1691   Kaler, J., Shaw, R., Feibelman, W.A., Lutz, J.H. 1989, APJS, 70, 213.
          A case study of a WC planetary nebula nucleus: Henize 2-99            

   1692   Kaler, J.B., Jacoby, G.H. 1991, APJ, 382, 134.   
          Core masses and abundances of low-excitation planetary nebulae in the 
          Magellanic Clouds                                                     

   1693   Kaler, J.B., Shaw, R.A., Feibelman, W.A., Imhoff, C.L.     
          1991, PASP, 103, 67.                                         
          PB 6 and its central star                                             

   1694   Kallman, T.R., McCray, R., Voit, G.M. 1987, APJ, 317, 746.            
          Rapid variability of P Cygni lines in massive X-ray binaries          

   1695   Kallman, T.R., Raymond, J.C., Vrtilek, S.D. 1991, APJ, 370, 717.      
          The ultraviolet spectrum of Scorpius X-1 observed by IUE: 1978-1988   

   1696   Kameswara Rao, N., Giridhar, S., Nandy, K. 1990, A&A, 234, 410.       
          The UV spectrum of the WC 11 star CPD-56 8032                         

   1697   Kamp, L.W. 1982, APJS, 48, 415.                  
          IUE observations of Si and C lines and comparison with non-LTE models 

   1698   Kanaan, A., Kepler, S., Giovannini, O., Diaz, M. 1992, APJ, 390, L89.
          The discovery of a new DAV star using IUE temperature determination   

   1699   Kaper, L., Hammerschlag-Hensberge, G., Takens, R.J. 
          1990, NATURE, 347, 652.
          Raman scattering as a diagnostic tool in the massive X-ray binary 4U  
          1700-37                                                               

   1700   Kaper, L., Hammerschlag-Hensberge, G., van Loon, J. Th.     
          1993, A&A, 279, 485.                                        
          Observations of stellar winds in high-mass X-ray binaries: evidence   
          for a non-monotonic velocity structure                                

   1701   Kaper, L., Henrichs, H.F. 1994, AP&SS, 221, 115. 
          Wind variability in O-type stars                                      

   1702   Kaper, L., Henrichs, H., Nichols, J., Snoek, L., Volten, H.,          
           Zwarthoed, G. 1996, A&AS, 116, 257.             
           Long- and short-term variability in O-star winds, I: Time series of  
           UV spectra for 10 bright O stars                                     

   1703   Kashyap, V., Rosner, R., Harnden, F.R., Maggio, A., Micela, G.,       
          Sciortino, S. 1994, APJ, 431, 402.               
          X-ray emission on hybrid stars: ROSAT observations of Alpha Trianguli 
          Australis and Iota Aurigae                                            

   1704   Kastner, S.O., Bhatia, A.K., Feibelman, W.A. 1989, MNRAS, 237, 487.   
          Anomalously high intercombination line ratios in symbiotic stars;     
          extreme Bowen pumping?                                                

   1705   Kawai, N., Matsuoka, M., Bregman, J.N., Aller, H.D., Aller, M.F.,     
          Hughes, P.A., Balbus, S.A., Balonek, T.J., Chambers, K.C.,            
          Clegg, R.E.S., Clements, S.D., Leacock, R.J., Smith, A.G.,            
          Miller, J.S., Hereld, M., Hoare, M.G., Hughes, V.A., Miley, G.K.,     
          Moriarty-Schieven, G.H., Matthews, K., Neugebauer, G., Ohashi, T.,    
          Roche, P.F., Thronson, H.A., Valtaoja, E., Terasranta, H.,            
          Webb, J.R., Goodrich, R., Wills, B.J., Wills, D. 1991, APJ, 382, 508. 
          Multifrequency observations of BL Lacertae in 1988                    

   1706   Keel, W.C. 1987, A&A, 172, 43.                   
          The stellar population in the Wolf-Rayet knot in NGC 5430             

   1707   Keel, W.C., Windhorst, R.A. 1991, APJ, 383, 135. 
          The ultraviolet spectra of nearby radio galaxies                      

   1708   Keel, W.C., Windhorst, R.A. 1993, AJ, 106, 455.  
          Deep Hubble Space Telescope imaging of 53W044: an S0 radio galaxy at  
          z=0.311                                                               

   1709   Keel, W.C., 1996, PASP, 108, 917.                
           A supergiant dominated starburst in the nucleus of NGC4569           

   1710   Keenan, F.P., Dufton, P.L. 1984, A&A, 139, 227.  
          The masses of early-type stars in the galactic halo determined from   
          ultraviolet resonance line profiles                                   

   1711   Keenan, F.P., Brown, P.J.F., Conlon, E.S., Dufton, P.L.,              
          Lennon, D.J. 1987, A&A, 178, 194.                
          Non-LTE abundance analysis of the early-type high galactic latitude   
          star HD 100340                                                        

   1712   Keenan, F.P., Harra, L.K., Aggarwal, K.M., Feibelman, W.A.  
          1992, ApJ, 385, 375.                                        
          Al II emission-line strengths in low-density astrophysical plasmas    

   1713   Keenan, F.P., Feibelman, W.A., Berrington, K.A. 1992, APJ, 389, 443.  
          Improved calculations for the C III lambda 1907, 1909 and Si III      
          lambda 1883, 1892 electron density sensitive emission-line ratios, and
          a comparison with IUE observations                                    

   1714   Keenan, F.P., Conlon, E.S., Bowden, D.A., Feibelman, W.A.,            
          Pradhan, A.K. 1993, APJS, 88, 169.               
          Electron density diagnostics for gaseous nebulae involving the O IV   
          intercombination lines near 1400 A                                    

   1715   Keenan, F.P., Dufton, P.L., Feibelman, W.A., Bell, K.L., Hibbert, A., 
          Stafford, R.P. 1994, APJ, 423, 882.              
          N III intercombination lines in the IUE spectra of gaseous nebulae    

   1716   Keenan, F.P., Ramsbottom, C.A., Bell, K.L., Berrington, K.A.,         
          Hibbert, A., Feibelman, W.A., Blair, W.P. 1995, APJ, 438, 500.        
          N IV emission lines in the ultraviolet spectra of gaseous   nebulae   

   1717   Kellett, B.J., Bromage, G.E., Brown, A., Jeffries, R.D., James, D.J,  
           Kilkenny, D. 1995, ApJ, 438, 364.               
           RE0044+09: A new K dwarf rapid rotator with a white dwarf companion  

   1718   Kemp, J.C., Henson, G.D., Kraus, D.J., Beardsley, I.S.,               
          Carroll, L.C., Ake, T.B., Simon, T., Collins, G. 1986, APJ, 300, L11.
          Epsilon Aurigae: polarization, light curves, and geometry of the      
          1982-1984 eclipse                                                     

   1719   Kemp, S.N., Bates, B., Dufton, P.L., Keenan, F.P., Montgomery, A.S.   
          1994, MNRAS, 270, 597.                           
          Optical and UV spectroscopy towards stars in the direction of the     
          Cohen high-velocity H I stream                                        

   1720   Kemp, S.N., Bates, B., Hambly, N. 1996, MNRAS, 283, 1089.             
           Further optical and uv spectroscopy of stars in the direction of     
           the Riegel and Crutcher cold cloud                                   

   1721   Kendall, T.R., Conlon, E.S., Dufton, P.L., Keenan, F.P.     
          1994, A&A, 290, 563.                                        
          Ultraviolet Fe III lines in the spectra of high galactic latitude     
          early-type stars                                                      

   1722   Kendall, T., Dufton, P., Lennon, D. 1996, A&A, 310, 564.              
           Metal line strengths of blue stragglers towards the young galactic   
           association Perseus OB1                                              

   1723   Kenyon, S.J., Webbink, R.F. 1984, APJ, 279, 252. 
          The nature of symbiotic stars                                         

   1724   Kenyon, S.J., Michalitsianos, A.G., Lutz, J.H., Kafatos, M.      
          1985, PASP, 97, 268.                                   
          The 1984 eclipse of the symbiotic binary SY Muscae                    

   1725   Kenyon, S.J., Fernandez-Castro, T. 1987, APJ, 316, 427.               
          Spectroscopic observations of the symbiotic binary RW Hydrae          

   1726   Kenyon, S.J., Hartmann, L., Imhoff, C.L., Cassatella, A.    
          1989, ApJ, 344, 925.                                        
          Ultraviolet spectroscopy of pre-main-sequence accretion disks         

   1727   Kenyon, S.J., Oliversen, N.A., Mikolajewska, J., Mikolajewski, M.,    
          Stencel, R.E., Garcia, M.R., Anderson, C.M. 1991, AJ, 101, 637.       
          On the nature of the symbiotic binary CI Cygni                        

   1728   Kenyon, S.J., Mikolajewska, J., Mikolajewski, M., Polidan, R.S.,      
          Slovak, M.H. 1993, AJ, 106, 1573.                
          Evolution of the symbiotic binary system AG Pegasi: the slowest       
          classical nova eruption ever recorded                                 

   1729   Kenyon, S.J., Mikolajewska, J. 1995, AJ, 110, 391.                    
          Spectroscopic orbits for symbiotic binaries. III. Eclipses  of the hot
          component in RW Hydrae                                                

   1730   Kepler, S.O., Nelan, E.P. 1993, AJ, 105, 608.    
          IUE temperatures for white dwarf stars in and around the ZZ Ceti      
          instability strip                                                     

   1731   Keyes, C.D., Aller, L.H., Feibelman, W.A. 1990, PASP, 102, 59.        
          The spectrum of NGC 7027                                              

   1732   Kidder, K.M., Holberg, J.B., Barstow, M.A., Tweedy, R.W.,             
          Wesemael, F. 1992, APJ, 394, 288.                
          The coolest DA white dwarfs detected at soft X-ray wavelengths        

   1733   Kielkopf, J.F., Allard, N.F. 1995, APJ, 450, L75.
          Satellites on Lyman alpha due to H-H and H-H+ collisions.             

   1734   Kim, S.-W., Wheeler, J.C., Mineshige, S. 1992, APJ, 384, 269.         
          Disk instability and outburst properties of the intermediate polar GK 
          Persei                                                                

   1735   Kim, S.J., A'Hearn, M.F., Larson, S.M. 1990, ICARUS, 87, 440.         
          Multi-cycle fluorescence: application to S2 in comet IRAS-Araki-Alcock
          1983VII                                                               

   1736   Kim, S.J., A'Hearn, M.F. 1991, ICARUS, 90, 79.   
          Upper limits of SO and SO2 in comets                                  

   1737   Kindl, C., Marxer, N., Nussbaumer, H. 1982, A&A, 116, 265.            
          Interpretation of line profiles of the symbiotic star V1016 Cyg       

   1738   King, A.R., Frank, J., Jameson, R.F., Sherrington, M.R.   
          1983, MNRAS, 203, 677.                                        
          Phase-dependent UV spectra of UX Ursae Majoris                        

   1739   King, I.R., Stanford, S.A., Albrecht, R., Barbieri, C., Blades, J.C., 
          Boksenberg, A., Crane, P., Disney, M.J., Deharveng, J.M.,             
          Jakobsen, P., Kamperman, T.M., Macchetto, F., Mackay, C.D.,           
          Paresce, F., Weigelt, G., Baxter, D., Greenfield, P.,                 
          Jedzejewski, R., Nota, A., Sparks, W., Sosin, C. 1993, APJ, 413, L117.
          Detection of an ultraviolet and visible counterpart of the NGC 6624   
          X-ray burster                                                         

   1740   King, J.R., Patten, B.M. 1992, MNRAS, 256, 571.  
          Beta Pictoris and the Lambda Bootis stars: testing the accretion      
          hypothesis                                                            

   1741   Kingdon, J., Ferland, G.J., Feibelman, W.A. 1995, APJ, 439, 793.      
          Grains in ionized nebulae: spectral line diagnostics                  

   1742   Kingsburgh, R.L., Barlow, M.J. 1993, RMAA, 27, 157.                   
          Abundances for a sample of southern galactic planetary nebulae        

   1743   Kingsburgh, R.L., Barlow, M.J. 1994, MNRAS, 271, 257.                 
          Elemental abundances for a sample of southern galactic planetary      
          nebulae                                                               

   1744   Kingsburgh, R.L., Barlow, M.J., Storey, P.J. 1995, A&A, 295, 75.      
          Properties of the WO Wolf-Rayet stars                                 

   1745   Kinney, A.L., Huggins, P.J., Bregman, J.N., Glassgold, A.E. 
          1985, ApJ, 291, 128.                                        
          The ultraviolet spectra of intermediate-redshift quasars              

   1746   Kinney, A.L., Huggins, P.J., Glassgold, A.E., Bregman, J.N. 
          1987, ApJ, 314, 145.                                        
          The ultraviolet spectra of intermediate-redshift quasars. II.         

   1747   Kinney, A.L., Rivolo, A.R., Koratkar, A.P. 1990, APJ, 357, 338.       
          A study of the Baldwin effect in the IUE data set                     

   1748   Kinney, A.L., Antonucci, R.R.J., Ward, M.J., Wilson, A.S.,            
          Whittle, M. 1991, APJ, 377, 100.                 
          The featureless continua and hydrogen lines of Seyfert 2 galaxies     

   1749   Kinney, A.L., Bohlin, R., Blades, J., York, D. 1991, APJS, 75, 645.
          An ultraviolet atlas of quasar and blazar spectra                     

   1750   Kinney, A.L., Bohlin, R.C., Neill, J.D. 1991, PASP, 103, 694.         
          Weighted slit extraction of low-dispersion IUE spectral data          

   1751   Kinney, A.L., Bohlin, R.C., Calzetti, D., Panagia, N., Wyse, R.F.G.   
          1993, APJS, 86, 5.                               
          An atlas of ultraviolet spectra of star-forming galaxies              

   1752   Kinney, A.L., Calzetti, D., Bica, E., Storchi-Bergmann, T.  
          1994, ApJ, 429, 172.                                        
          The reddening law outside the local group galaxies: the case of NGC   
          7552 and NGC 5236                                                     

   1753   Kinney, A.L., Calzetti, D., Bohlin, R., McQuade, K., Storchi-         
           Bergmann, T., Schmitt, H. 1996, ApJ, 467, 38.   
           Template ultraviolet to near-infrared spectra of star-forming        
           galaxies and their application to K-corrections                      

   1754   Kiplinger, A.L., Sion, E.M., Szkody, P. 1991, APJ, 366, 569.          
          A study of the ultraviolet evolution of U Geminorum between outbursts 

   1755   Kirhakos, S., Strauss, M.A, Yahil, A., Griffith, M., Fisher, K.B.     
          1991, AJ, 102, 1933.                             
          Ultraviolet observations of a bright southern quasar                  

   1756   Kirsch, T., Baade, R. 1994, A&A, 291, 535.       
          The expanding envelope of Zeta Aurigae                                

   1757   Kirshner, R.P., Sonneborn, G., Crenshaw, D.M., Nassiopoulos, G.E.     
          1987, APJ, 320, 602.                             
          Ultraviolet observations of SN 1987A                                  

   1758   Kirshner, R.P., Jeffery, D.J., Leibundgut, B., Challis, P.M.,         
          Sonneborn, G., Phillips, M.M., Suntzeff, N.B., Smith, R.C.,           
          Winkler, P.F., Winge, C., Hamuy, M., Hunter, D.A., Roth, K.C.,        
          Blades, J.C., Branch, D., Chevalier, R.A., Fransson, C., Panagia, N., 
          Wagoner, R.V., Wheeler, J.C., Harkness, R.P. 1993, APJ, 415, 589.     
          SN 1992A: ultraviolet and optical studies based on HST, IUE, and CTIO 
          observations                                                          

   1759   Kitchin, C.R. 1982, MNRAS, 198, 457.             
          Ultraviolet spectroscopy of Phi Persei                                

   1760   Kiziloglu, U., Derman, E., Ogelman, H., Tokdemir, F.   
          1983, A&A, 123, 17.
          Ultraviolet observations of AR Lacertae                               

   1761   Kjaergaard, P., Norgaard-Nielsen, H.U., Cacciari, C., Wamsteker, W.   
          1984, A&A, 133, 363.                             
          A comparison between various UV photometric systems for late-type     
          stars                                                                 

   1762   Kjaergaard, P. 1987, A&A, 176, 210.              
          The interpretation of the UV light of elliptical galaxies             

   1763   Klare, G., Krautter, J., Wolf, B., Stahl, O., Vogt, N., Wargau, W.,   
          Rahe, J. 1982, A&A, 113, 76.                     
          IUE observations of dwarf novae during active phases                  

   1764   Knigge, C., Drew, J., Hoare, M., la Dous, C. 1994, MNRAS, 269, 891.
          Time variability in the UV resonance lines of the cataclysmic         
          variables MU Cen, AH Her and QU Car                                   

   1765   Ko, Y.-K., Kallman, T.R. 1994, APJ, 431, 273.    
          Emission lines from X-ray-heated accretion disks in low-mass X-ray    
          binaries                                                              

   1766   Ko, Y.K., Lee, Y.P., Schlegel, E., Kallman, T. 1996, ApJ, 457, 363.   
           Modelling emission lines from Dwarf Novae in quiescence              

   1767   Koch, R.H., Siah, M.J., Fanelli, M.N. 1979, PASP, 91, 474.            
          IUE spectra of the massive close binary V382 Cygni                    

   1768   Koch, R.H., Bradstreet, D.H., Perry, P.M., Pfeiffer, R.J.  
          1981, PASP, 93, 621.                                         
          IUE spectra of the hot close binary V Puppis                          

   1769   Koch, R.H., Hrivnak, B.J., Bradstreet, D.H., Blitzstein, W.,          
          Pfeiffer, R.J., Perry, P.M. 1985, APJ, 288, 731. 
          IUE spectroscopy, visible-band photometry, and polarimetry of HD 47732
          (V641 Monocerotis)                                                    

   1770   Koch, R.H., Bradstreet, D.H., Hrivnak, B.J., Pfeiffer, R.J.,          
          Perry, P.M. 1986, AJ, 91, 590.                   
          HD 47755, a new eclipsing binary                                      

   1771   Koch, R.H., Corcoran, M.F., Holenstein, B.D., McCluskey, G.E.    
          1986, APJ, 306, 618.                                   
          IUE observations of V Sagittae                                        

   1772   Kodaira, K., Watanabe, T., Onaka, T., Tanaka, W. 1990, APJ, 363, 422. 
          Vacuum ultraviolet imagery of the Virgo cluster region. II. Total     
          far-ultraviolet flux of galaxies                                      

   1773   Koehler, S., Reimers, D., Wamsteker, W. 1996, A&A, 312, 33.           
           The ultraviolet absorption spectrum of the z=2.72 QSO HS1700+6416,   
           II: Sulfur and neon in heavy element absorbing systems               

   1774   Koen, C. 1993, MNRAS, 262, 823.                  
          Transfer function analysis of ultraviolet observations of NGC 5548    

   1775   Koenigsberger, G., Auer, L.H. 1985, APJ, 297, 255.                    
          IUE observations of phase-dependent variations in WN+O systems        

   1776   Koenigsberger, G., Moffat, A.F.J., Auer, L.H. 1987, APJ, 322, L41.    
          Atmospheric eclipses in the SMC Wolf-Rayet eclipsing binary HD 5980:  
          the heavy versus the light metal abundance                            

   1777   Koenigsberger, G., Auer, L.H. 1987, PASP, 99, 1080.                   
          Rapid emission-line variations in the UV spectrum of the Wolf-Rayet   
          system HD 90657                                                       

   1778   Koenigsberger, G. 1988, RMAA, 16, 75.            
          Spectral variations in WNE Wolf-Rayet binaries: the Fe V + Fe VI      
          pseudo-continuum                                                      

   1779   Koenigsberger, G. 1990, A&A, 235, 282.           
          The Fe V/Fe VI ionization structure in WNE Wolf-Rayet winds           

   1780   Koenigsberger, G. 1990, RMAA, 20, 85.            
          The IUE spectrum of the Wolf-Rayet system HD 193077                   

   1781   Koenigsberger, G., Moffat, A.F.J., Auer, L.H. 1991, APJ, 376, 272.    
          Ultraviolet variability of the masssive W-R binary stystem HDE 311884 
          = WR 47                                                               

   1782   Koenigsberger, G., Moffat, A.F.J., St-Louis, N., Auer, L.H.,          
          Drissen, L., Seggewiss, W. 1994, APJ, 436, 301.  
          Remarkable long-term changes in the Small Magellanic Cloud Wolf-Rayet 
          system HD 5980                                                        

   1783   Koeningsberger, G., Guinan, E., Auer, L., Georgiev, L. 
          1995, ApJ, 452, L107.
          Ultraviolet observations of the eruption in the Small Magellanic Cloud
          Wolf-Rayet system HD 5980                                             

   1784   Koester, D., Vauclair, G., Weidemann, V., Zeidler-K.T., E.M.     
          1982, A&A, 113, L13.                                   
          Discovery of Ca II absorption at 1840 A in IUE spectra of two         
          helium-rich white dwarfs                                              

   1785   Koester, D., Weidemann, V., Zeidler-K.T., E.M. 1982, A&A, 116, 147.   
          Atmospheric parameters and carbon abundance of white dwarfs of        
          spectral types C2 and DC                                              

   1786   Koester, D., Weidemann, V., Vauclair, G. 1983, A&A, 123, L11.         
          The temperature of the pulsating DB white dwarf GD 358                

   1787   Koester, D., Weidemann, V., Zeidler-K.T., E.M., Vauclair, G.     
          1985, A&A, 142, L5.                                    
          The explanation of the 1400 and 1600 A features in DA white dwarfs    

   1788   Koester, D., Weidemann, V. 1989, A&A, 219, 276.  
          Detection of Lyman-alpha in the spectrum of a white dwarf with helium 
          atmosphere                                                            

   1789   Koester, D., Wegner, G., Kilkenny, D. 1990, APJ, 350, 329.            
          Model atmosphere analysis of the DZ white dwarf K789-37               

   1790   Koester, D., Allard, N.F., Vauclair, G. 1994, A&A, 291, L9.           
          FOS observations of G 117-B15A and the blue edge of the ZZ Ceti       
          instability strip                                                     

   1791   Koester, D., Liebert, J., Saffer, R.A. 1994, APJ, 422, 783.           
          GD 323: new observations and analysis of the prototype DAB white dwarf

   1792   Koesterke, L., Hamann, W.-R., Schmutz, W., Wessolowski, U.  
          1991, A&A, 248, 166.                                        
          Spectral analyses of 19 Wolf-Rayet (WN) stars in the LMC              

   1793   Kollatschny, W., Schleicher, H., Fricke, K.J., Yorke, H.W.  
          1981, A&A, 104, 198.                                        
          The line spectrum of the Fe II Seyfert I galaxy Akn 120               

   1794   Kollatschny, W., Fricke, K.J., Schleicher, H., Yorke, H.W.  
          1981, A&A, 102, L23.                                        
          Variability of the continuum and the emission lines in the Seyfert 1  
          galaxy Akn 120                                                        

   1795   Kollatschny, W., Fricke, K.J. 1983, A&A, 122, 33.
          Hydrogen line ratios of low redshift QSO's                            

   1796   Kollatschny, W., Fricke, K.J. 1983, A&A, 125, 276.                    
          ESO 438-G 9: a Seyfert galaxy with unusual properties                 

   1797   Kollatschny, W., Fricke, K.J. 1984, A&A, 135, 171.                    
          The double Seyfert nucleus of Mkn 226                                 

   1798   Kolman, M., Halpern, J.P., Shrader, C.R., Filippenko, A.V.  
          1991, ApJ, 373, 57.                                         
          The ultraviolet spectrum and continuum energy distribution of the     
          bright quasar H1821+643                                               

   1799   Kolman, M., Halpern, J.P., Shrader, C.R., Filippenko, A.V.,           
          Fink, H.H., Schaeidt, S.G. 1993, APJ, 402, 514.  
          Simultaneous ROSAT, Ginga, VLA, IUE, and optical observations of the  
          bright quasar H 1821+643                                              

   1800   Kolman, M., Halpern, J.P., Martin, C., Awaki, H., Koyama, K.     
          1993, APJ, 403, 592.                                   
          Simultaneous Ginga and IUE observations of the Seyfert galaxy NGC 3516

   1801   Kondo, Y., McCluskey, G.E., Stencel, R.E. 1979, APJ, 233, 906.        
          IUE observations of gas stream effects in the ultraviolet spectrum of 
          U Cephei                                                              

   1802   Kondo, Y., McCluskey, G.E., Feibelman, W.A. 1980, PASP, 92, 688.      
          IUE observations of the ultraviolet spectrum of the close binary Delta
          Pictoris                                                              

   1803   Kondo, Y., Worrall, D.M., Mushotzky, R.F., Hackney, R.L.,             
          Hackney, K.R.H., Oke, J.B., Yee, H.K.C., Neugebauer, G.,              
          Matthews, K., Feldman, P.A., Brown, R.L. 1981, APJ, 243, 690.         
          Quasi-simultaneous observations of BL Lac object MRK 501 in X-ray, UV,
          visible, IR, and radio frequencies                                    

   1804   Kondo, Y., McCluskey, G.E., Harvel, C.A. 1981, APJ, 247, 202.         
          IUE ultraviolet spectra of the interacting binary U Cephei            

   1805   Kondo, Y., Feibelman, W.A., West, D.K. 1982, APJ, 252, 208.           
          Hot wind from Gamma 2 Velorum observed in the ultraviolet carbon lines

   1806   Kondo, Y., McCluskey, G.E., Wu, C.-C. 1982, PASP, 94, 647.            
          The early type component in Nu 1 Sagittarii                           

   1807   Kondo, Y., McCluskey, G.E., Parsons, S.B. 1985, APJ, 295, 580.        
          Variable, optically thick plasma in the interacting binaries R Arae   
          and HD 207739                                                         

   1808   Kondo, Y., Bruhweiler, F.C. 1985, APJ, 291, L1.  
          IUE observations of Beta Pictoris: an IRAS candidate for a            
          proto-planetary system                                                

   1809   Kondo, Y., McCluskey, G.E., Silvis, J.M.S., Polidan, R.S.,            
          McCluskey, C.P.S., Eaton, J.A. 1994, APJ, 421, 787.                   
          Ultraviolet light curves of Beta Lyrae: comparisons of OAO A-2, IUE,  
          and Voyager observations                                              

   1810   Kontizas, E., Kontizas, M., Michalitsianos, A. 1993, A&A, 267, 49.    
          Indications for common origin and gravitational interaction in three  
          binary LMC clusters                                                   

   1811   Koornneef, J., Mathis, J.S. 1981, APJ, 245, 49.  
          Ultraviolet slit spectroscopy in the core of 30 Doradus with the      
          International Ultraviolet Explorer                                    

   1812   Koornneef, J., Code, A.D. 1981, APJ, 247, 860.   
          Ultraviolet interstellar extinction in the Large Magellanic Cloud     
          using observations with the International Ultraviolet Explorer        

   1813   Koornneef, J. 1982, A&A, 107, 247.               
          The gas to dust ratio and the near-infrared extinction law in the     
          Large Magellanic Cloud                                                

   1814   Koppen, J., Wehrse, R. 1980, A&A, 85, L15.       
          High dispersion EUV observations of planetary nebulae                 

   1815   Koppen, J., Wehrse, R. 1983, A&A, 123, 67.       
          The strength of the C IV 1550 A resonance lines in planetary nebulae  

   1816   Koppen, J. 1983, A&A, 122, 95.                   
          Models of the planetary nebulae II 2003, NGC 3242, 6210, and 7009:    
          constraints on the ionizing radiation of the central star             

   1817   Koratkar, A.P., Gaskell, C.M. 1989, APJ, 345, 637.                    
          Emission-line variability of Fairall 9: determination of the size of  
          the broad-line region and the direction of gas motion                 

   1818   Koratkar, A.P., Gaskell, C.M. 1991, APJ, 370, L61.                    
          Radius-luminosity and mass-luminosity relationships for active        
          galactic nuclei                                                       

   1819   Koratkar, A.P., Gaskell, C.M. 1991, APJ, 375, 85.
          IUE observations of NGC 5548, 1978-1988: the sizes and kinematics of  
          the broad-line region                                                 

   1820   Koratkar, A.P., Gaskell, C.M. 1991, APJS, 75, 719.                    
          Structure and kinematics of the broad-line regions in active galaxies 
          from IUE variability data                                             

   1821   Koratkar, A.P., Kinney, A.L., Bohlin, R.C. 1992, APJ, 400, 435.       
          Search for partial systemic Lyman edges in nearby quasars             

   1822   Koratkar, A.P., MacAlpine, G.M. 1992, APJ, 401, 110.                  
          Seyfert galaxy ultraviolet emission-line intensities and variability: 
          a self-consistent photoionization analysis applied to                 
          broad-line-emitting gas in NGC 3783                                   

   1823   Koratkar, A.P., et al. 1996, ApJ, 470, 378.      
           The disappearing broad absorption lines and variable emission lines  
           in NGC3516                                                           

   1824   Korista, K.T. 1992, APJS, 79, 285.               
          The broad emission-line profiles and profile variability of the       
          Seyfert 1 galaxy Arakelian 120                                        

   1825   Korista, K.T. et al. 1995, ApJS, 97, 285.
          Steps toward determination of the size and structure of the broad
          line region in AGN. VIII An intensive HST, IUE and ground-based
          study of NGC5548

   1826   Kraemer, S.B., Harrington, J.P. 1986, APJ, 307, 478.                  
          Dust in the emission-line gas of the Seyfert 2 galaxy Markarian 3     

   1827   Kraemer, S.B., Wu, C.-C., Crenshaw, D.M., Harrington, J.P.  
          1994, ApJ, 435, 171.                                        
          IUE spectra and photoionization models of the Seyfert 2 galaxies NGC  
          7674 and I Zw 92                                                      

   1828   Krautter, J., Klare, G., Wolf, B., Wargau, W., Drechsel, H.,          
          Rahe, J., Vogt, N. 1981, A&A, 98, 27.            
          TT Ari: a new dwarf nova                                              

   1829   Krautter, J., Klare, G., Wolf, B., Duerbeck, H.W., Rahe, J.,          
          Vogt, N., Wargau, W. 1981, A&A, 102, 337.        
          IUE spectroscopy of cataclysmic variables                             

   1830   Krautter, J., Beuermann, K., Leitherer, C., Oliva, E.,                
          Moorwood, A.F.M., Deul, E., Wargau, W., Klare, G., Kohoutek, L.,      
          van Paradijs, J., Wolf, B. 1984, A&A, 137, 307.  
          Observations of Nova Muscae 1983 from 1200 A-10 microns during its    
          early decline stage                                                   

   1831   Krautter, J., Williams, R.E. 1989, APJ, 341, 968.
          The nebular phase of Nova GQ Muscae 1983: evolution of the ionization 
          of the optical spectrum                                               

   1832   Krelowski, J., Papaj, J. 1993, PASP, 105, 1209.  
          The interstellar extinction curve                                     

   1833   Krishna Swamy, K.S., Wallis, M.K. 1987, MNRAS, 228, 305.              
          Sulphur compounds in cometary IUE spectra                             

   1834   Krishna Swamy, K.S., Tarafdar, S.P. 1987, OBS, 107, 29.               
          Possible H2 emission in Comet Bradfield                               

   1835   Krishna Swamy, K.S., Shah, G.A. 1988, MNRAS, 233, 573.                
          Nature of dust grains in comets                                       

   1836   Kriss, G.A., Davidsen, A.F., Blair, W.P., Bowers, C.W., Dixon, W.V.,  
          Durrance, S.T., Feldman, P.D., Ferguson, H.C., Henry, R.C.,           
          Kimble, R.A., Kruk, J.W., Long, K.S., Moos, H.W., Vancura, O.    
          1992, APJ, 392, 485.                                   
          Hopkins Ultraviolet Telescope observations of the far-ultraviolet     
          spectrum of NGC 4151                                                  

   1837   Krolik, J.H., Horne, K., Kallman, T.R., Malkan, M.A., Edelson, R.A.,  
          Kriss, G.A. 1991, APJ, 371, 541.                 
          Ultraviolet variability of NGC 5548: dynamics of the continuum        
          production region and geometry of the broad-line region               

   1838   Kudritzki, R.-P., Hummer, D.G., Pauldrach, A.W.A., Puls, J.,          
          Najarro, F., Imhoff, J. 1992, A&A, 257, 655.     
          Radiation-driven winds of hot luminous stars. X. The determination of 
          stellar masses, radii and distances from terminal velocities and      
          mass-loss rates                                                       

   1839   Kudritzki, R.P., Simon, K.P., Lynas-Gray, A.E., Kilkenny, D.,         
          Hill, P.W. 1982, A&A, 106, 254.                  
          LB 3459 - An O-type subdwarf eclipsing binary system Non-LTE analysis 
          of the primary                                                        

   1840   Kuin, N.P.M., Ahmad, I.A. 1989, APJ, 344, 856.   
          Model for the red supergiant's wind in Zeta Aurigae systems           

   1841   Kunasz, P.B., Morrison, N.D., Spressart, B. 1983, APJ, 266, 739.      
          Mass loss in HR 1040 (A0 Ia): analysis of Mg II lambda 2802 and H     
          alpha                                                                 

   1842   Kunth, D., Lequeux, J., Sargent, W.L.W., Viallefond, F.     
          1994, A&A, 282, 709.                                        
          Is there primordial gas in I Zw 18?                                   

   1843   Kwitter, K., Henry, R.B. 1996, ApJ, 473, 304.    
           A new look at carbon abundances in Planetary Nebulae,II: BB1,        
           NGC650,NGC1535,NGC2440 and NGC7027                                   

   1844   la Dous, C., Verbunt, F., Schoembs, R., Argyle, R.W., Jones, D.H.P.,  
          Schwarzenberg-Czerny, A., Hassall, B.J.M., Pringle, J.E., Wade, R.A.  
          1985, MNRAS, 212, 231.                           
          Dwarf novae in outburst: simultaneous ultraviolet and optical         
          observations of RU Pegasi and TZ Persei                               

   1845   la Dous, C. 1991, A&A, 252, 100.                 
          New insights from a statistical analysis of IUE spectra of dwarf novae
          and nova-like stars. I. Inclination effects in lines and continua     

   1846   la Dous, C., Meyer, F., Meyer-Hofmeister, E. 1997, A&A, 321, 213.     
           UV observations of dwarf novae in quiescence - effects of            
           evaporation ?                                                        

   1847   Lacy, J.H., Soifer, B.T., Neugebauer, G., Matthews, K., Malkan, M.,   
          Becklin, E.E., Wu, C.-C., Boggess, A., Gull, T.R. 1982, APJ, 256, 75. 
          Infrared, optical and ultraviolet observations of hydrogen line       
          emission from Seyfert Galaxies                                        

   1848   Lagrange, A.M., Ferlet, R., Vidal-Madjar, A. 1987, A&A, 173, 289.     
          The Beta Pictoris circumstellar disk. IV. Redshifted UV lines         

   1849   Lagrange, A.M., Vidal-Madjar, A., Deleuil, M., Emerich, C.,           
          Beust, H., Ferlet, R. 1995, A&A, 296, 499.       
          The Beta Pictoris circumstellar disk. XVII. Physical and    chemical  
          parameters of the disk.                          

   1850   Lagrange-Henri, A., Vidal-Madjar, A., Ferlet, R. 1988, A&A, 190, 275.
          The Beta Pictoris circumstellar disk VI. Evidence for material falling
          on to the star                                                        

   1851   Lagrange-Henri, A.M., Beust, H., Ferlet, R., Vidal-Madjar, A.    
          1989, A&A, 215, L5.                                    
          The circumstellar gas around Beta Pictoris. VIII. Evidence for a      
          clumpy structure of the infalling gas                                 

   1852   Lamb, S.A., Gallagher, J.S., Hjellming, M.S., Hunter, D.A.  
          1985, ApJ, 291, 63.                                         
          IUE observations of amorphous hot galaxies                            

   1853   Lambert, D.L., Slovak, M.H. 1981, PASP, 93, 477. 
          The ultraviolet spectrum of the twin-degenerate interacting binary G  
          61-29                                                                 

   1854   Lamers, H.J.G.L.M., de Groot, M., Cassatella, A. 1983, A&A, 123, L8.  
          P Cygni stars as an intermediate stage between red supergiants and    
          Wolf-Rayet stars                                                      

   1855   Lamers, H.J.G.L.M., de Groot, M., Cassatella, A. 1983, A&A, 128, 299. 
          The distance, temperature, and luminosity of the hypergiant P Cygni   
          (B1 Ia+)                                                              

   1856   Lamers, H.J.G.L.M., Korevaar, P., Cassatella, A. 1985, A&A, 149, 29.  
          The ejection of shells in the stellar wind of the hypergiant P Cygni  
          (B 1 Ia+)                                                             

   1857   Lamers, H.J.G.L.M., Snow, T.P., de Jager, C., Langerwerf, A.     
          1988, APJ, 325, 342.                                   
          Fast variations in the ultraviolet resonance lines of Alpha           
          Camelopardalis (O9.5 Ia): evidence for blobs in the wind              

   1858   Lamers, H.J.G.L.M. 1994, AP&SS, 221, 41.         
          Observational aspects of wind variability                             

   1859   Lamontagne, R., Wesemael, F., Fontaine, G., Sion, E.M. 
          1985, ApJ, 299, 496.
          Studies of hot B subdwarfs. III. Carbon, nitrogen, and silicon        
          abundances in three sdB stars                                         

   1860   Lamontagne, R., Wesemael, F., Fontaine, G. 1987, APJ, 318, 844.       
          Studies of hot B subdwarfs. V. Continuing investigation of the C, N,  
          and Si abundance patterns in the atmospheres of sdB stars             

   1861   Landau, R., Golisch, W., Jones, T.J., Jones, T.W., Pedelty, J.,       
          Rudnick, L., Sitko, M.L., Kenney, J., Roellig, T., Salonen, E.,       
          Urpo, S., Schmidt, G., Neugebauer, G., Matthews, K., Elias, J.H.,     
          Impey, C., Clegg, P., Harris, S. 1986, APJ, 308, 78.                  
          Active extragalactic sources: nearly simultaneous observations from 20
          centimeters to 1400 A                                                 

   1862   Landini, M., Monsignori Fossi, B.C., Paresce, F., Stern, R.A.    
          1985, APJ, 289, 709.                                   
          Extreme-ultraviolet emission from cool star outer atmospheres         

   1863   Landsman, W., Simon, T. 1991, APJ, 366, L79.     
          Stellar Lyman-alpha emission and the local interstellar medium        

   1864   Landsman, W., Simon, T. 1993, APJ, 408, 305.     
          A catalog of stellar Lyman-alpha fluxes                               

   1865   Landsman, W., Simon, T., Bergeron, P. 1993, PASP, 105, 841.           
          The hot white-dwarf companions of HR 1608, HR 8210, and HD 15638      

   1866   Landsman, W., Henry, R., Moos, H., Linsky, J. 1984, APJ, 285, 801.
          Observations of interstellar hydrogen and deuterium toward Alpha      
          Centauri A                                                            

   1867   Landsman, W.B., Murthy, J., Henry, R.C., Moos, H.W., Linsky, J.L.,    
          Russell, J.L. 1986, APJ, 303, 791.               
          IUE observations of interstellar hydrogen and deuterium toward Alpha  
          Centauri B                                                            

   1868   Landsman, W.B., O'Connell, R.W., Whitney, J.H., Bohlin, R.C.,         
          Hill, R.S., Maran, S.P., Parise, R.A., Roberts, M.S., Smith, A.M.,    
          Stecher, T.P. 1992, APJ, 395, L21.               
          The ultraviolet-bright stars of Omega Centauri, M 3, and M 13         

   1869   Landsman, W.B., Roberts, M.S., Bohlin, R.C., O'Connell, R.W.,         
          Smith, A.M., Stecher, T.P. 1992, APJ, 401, L83.  
          The ultraviolet color gradient in the late-type spiral galaxy M 33    

   1870   Landsman, W., Simon, T., Bergeron, P. 1996, PASP, 108, 250.           
           The white dwarf companions of 56 Persei and HR3643                   

   1871   Landtsheer, A.C., Mulder, P.S. 1983, A&A, 127, 297.                   
          IUE observations of the eclipsing binaries TV Cas and YZ Cas          

   1872   Lane, A.L., Hamrick, E., Boggess, A., Evans, D.C., Gull, T.R.,        
          Schiffer, F.H., Turnrose, B., Perry, P., Holm, A., Macchetto, F.,     
          Gondhalekar, P.M., Hunt, G.E., Wilson, R., Owen, T.C., Moos, H.W.,    
          Tomasko, M, Gehrels, T., Conway, R., Barth, C. 1978, NATURE, 275, 414.
          IUE observations of solar system objects                              

   1873   Lane, A.L., Nelson, R.M., Matson, D.L. 1981, NATURE, 292, 38.         
          Evidence for sulphur implantation in Europa's UV absorption band      

   1874   Lane, M.C., Lester, J.B. 1984, APJ, 281, 723.    
          Effective temperatures and surface gravities of metallic-line A stars 

   1875   Lang, K.R., Willson, R.F. 1988, APJ, 328, 610.   
          Ultraviolet and radio flares from UX Arietis and HR 1099              

   1876   Lanz, T. 1984, A&A, 139, 161.                    
          Bolometric corrections for peculiar B-type stars                      

   1877   Lanz, T., Artru, M., Le Dourneuf, M., Hubeny, I. 1996, A&A, 309, 218  
           Photoionization resonances of SiII in stellar spectra                

   1878   Lanz, T., Barstow, M., Hubeny, I., Holberg, J. 1996, ApJ, 473, 1089.  
           A self-consistent optical, ultraviolet and extreme ultraviolet       
           model for the spectrum of the hot white dwarf G191-B2B               

   1879   Lanzetta, K.M. 1991, APJ, 375, 1.                
          Evolution of high-redshift Lyman-limit absorption systems             

   1880   Lanzetta, K.M., Turnshek, D.A., Sandoval, J. 1993, APJS, 84, 109.     
          Ultraviolet spectra of QSOs, BL Lacertae objects, and Seyfert galaxies

   1881   Lanzetta, K.M., Wolfe, A.M., Turnshek, D.A. 1995, APJ, 440, 435.      
          The IUE survey for damped Lyman-alpha and Lyman-limit absorption      
          systems: evolution of the gaseous content of the universe             

   1882   Laor, A. 1990, MNRAS, 246, 369.                  
          Massive thin accretion discs - III. Comparison with the observations  

   1883   Laor, A., Bahcall, J.N., Jannuzi, B.T., Schneider, D.P., Green, R.F., 
          Hartig, G.F. 1994, APJ, 420, 110.                
          The ultraviolet emission properties of five low-redshift active       
          galactic nuclei at high signal-to-noise ratio and spectral resolution 

   1884   Larson, H., Hu, H.-Y., Mumma, M., Weaver, H. 1990, ICARUS, 86, 129.
          Outbursts of H2O in comet P/Halley                                    

   1885   Laskarides, P.G., Theodossiou, E., Danezis, E. 1991, AP&SS, 179, 13.  
          The far UV spectrum of the O4 V((f)) star 9 Sagittarii                

   1886   Laskarides, P.G., Danezis, E., Theodossiou, E. 1991, AP&SS, 183, 67.  
          The far UV spectrum of the O4 I(n)f star Zeta Puppis                  

   1887   Lastennet, E., Freire Ferrero, R. 1994, A&AS, 108, 611.               
          A Ca II and Mg II luminosity/emission-width data base                 

   1888   Laurent, C., Paul, J.A., Pettini, M. 1982, APJ, 260, 163.             
          The violent interstellar medium associated with the Carina Nebula. I. 
          The line of sight toward HD 93205                                     

   1889   Laval, A., Gry, C., Rosado, M., Marcelin, M., Greve, A.     
          1994, A&A, 288, 572.                                        
          The exciting star of the small bubble N 120A in the Large Magellanic  
          Cloud                                                                 

   1890   Lawrence, A., Rigopoulou, D., Rowan-Robinson, M., McMahon, R.G.,      
          Broadhurst, T., Lonsdale, C.J. 1994, MNRAS, 266, L41.                 
          A ROSAT observation of the high-redshift galaxy IRAS F10214+4724      

   1891   Lawrence, A., Elvis, M., Wilkes, B., McHardy, I., Brandt, N.          
           1997, MNRAS, 285, 879.                          
           X-ray and optical continua of active galactic nuclei with extreme    
           FeII emission                                                        

   1892   Leckrone, D.S. 1981, APJ, 250, 687.              
          The resonance line of B II in IUE spectra of chemically peculiar stars

   1893   Leckrone, D.S. 1984, APJ, 286, 725.              
          The resonance lines of Hg II in IUE spectra of chemically peculiar    
          stars                                                                 

   1894   Leckrone, D.S., Adelman, S.J. 1989, APJS, 71, 387.                    
          On the signal-to-noise ratio in IUE high-dispersion spectra           

   1895   Leckrone, D.S., Wahlgren, G.M., Johansson, S.G. 1991, APJ, 377, L37.  
          First results from the Goddard High-Resolution Spectrograph:          
          high-resolution observations of the 1942 A resonance line of Hg II in 
          the chemically peculiar B star Chi Lupi                               

   1896   Ledoux, P., Noels, A., Boury, A. 1982, A&A, 108, 49.                  
          Vibrational instability of a 3000 solar mass star and the R136a       
          problem                                                               

   1897   Lee, M.G., Bohm, K.H., Temple, S.D., Raga, A.C., Mateo, M.L.,         
          Brugel, E.W., Mundt, R. 1988, AJ, 96, 1690.      
          The spatial distribution of ultraviolet line and continuum emission in
          Herbig-Haro objects                                                   

   1898   Leech, K.J., Penston, M.V., Snijders, M.A.J., Gull, T.R.  
          1987, MNRAS, 225, 837.                                        
          The Mg II line profile in the Seyfert galaxy NGC 4151: a new          
          outflowing component                                                  

   1899   Leech, K.J., Penston, M.V., Snijders, M.A.J. 1991, MNRAS, 249, 24P.   
          The missing UV absorption lines of NGC 4151                           

   1900   Leibowitz, E.M., Formiggini, L. 1992, A&A, 265, 605.                  
          The continuum radiation of the symbiotic star AG Draconis in          
          quiescence and during outbursts                                       

   1901   Leibundgut, B., Kirshner, R.P., Filippenko, A.V., Shields, J.C.,      
          Foltz, C.B., Phillips, M.M., Sonneborn, G. 1991, APJ, 371, L23.       
          Premaximum observations of the type Ia SN 1990N                       

   1902   Leisy, P., Dennefield, M. 1996, A&AS, 116, 95.   
           Planery nebulae in the Magellanic Clouds,I: Carbon abundances and    
           Type 1 PNe                                                           

   1903   Leitherer, C., Appenzeller, I., Klare, G., Lamers, H.J.G.L.M.,        
          Stahl, O., Waters, L.B.F.M, Wolf, B. 1985, A&A, 153, 168.             
          The massive wind of S Dor                                             

   1904   Leitherer, C., Forbes, D., Gilmore, A.C., Hearnshaw, J., Klare, G.,   
          Krautter, J., Mandel, H., Stahl, O., Strupat, W., Wolf, B.,           
          Zickgraf, F.-J., Zirbel, E. 1987, A&A, 185, 121. 
          Photometry and spectroscopy of the O-type variable HD 167971          

   1905   Leitherer, C., Lamers, H.J.G.L.M. 1991, APJ, 373, 89.                 
          Si IV and C IV resonance lines as indicators of massive stars in      
          starburst galaxies                                                    

   1906   Leitherer, C., Robert, C., Drissen, L. 1992, APJ, 401, 596.           
          Deposition of mass, momentum, and energy by massive stars into the    
          interstellar medium                                                   

   1907   Leitherer, C., Allen, R., Altner, B., Damineli, A., Drissen, L.,      
          Idiart, T., Lupie, O., Nota, A., Robert, C., Schmutz, W.,             
          Shore, S.N. 1994, APJ, 428, 292.                 
          Geometry and physical conditions in the stellar wind of AG Carinae    

   1908   Leitherer, C., et al. 1996, PASP, 108, 996.      
           A database for galaxy evolution modelling                            

   1909   Lellouch, E., Belton, M., de Pater, I., Paubert, G., Gulkis, S.,      
          Encrenaz, T. 1992, ICARUS, 98, 271.              
          The structure, stability, and global distribution of Io's atmosphere  

   1910   Lemke, M. 1990, A&A, 240, 331.                   
          Abundance anomalies in main sequence A stars. II. C, Si, Ca and the   
          heavy elements Sr and Ba                                              

   1911   Lemke, M., Lambert, D.L., Edvardsson, B. 1993, PASP, 105, 468.        
          The boron abundance of Procyon                                        

   1912   Lemmens, A.F.P., Rutten, R.G.M., Zwaan, C. 1992, A&A, 257, 671.       
          Magnetic structure in cool stars. XVIII. UV-line emissions from T     
          Tauri stars                                                           

   1913   Lennon, D.J., Dufton, P.L., Keenan, F.P., Holmgren, D.E.    
          1991, A&A, 246, 175.                                        
          On the nature of HD 93521, a high galactic latitude O-star            

   1914   Lenz, D.D., Ayres, T.R. 1992, PASP, 104, 1104.   
          Errors associated with fitting Gaussian profiles to noisy             
          emission-line spectra                                                 

   1915   Lenzuni, P., Natta, A., Panagia, N. 1989, APJ, 345, 306.              
          Properties and evolution of dust grains in planetary nebulae          

   1916   Lequeux, J., Maucherat-Joubert, M., Deharveng, J.M., Kunth, D.   
          1981, A&A, 103, 305.                                   
          Star formation and extinction in extragalactic H II regions           

   1917   Lequeux, J., Maurice, E., Prevot-Burnichon, M.L., Prevot, L.,         
          Rocca-Volmerange, B. 1982, A&A, 113, L15.        
          SK143: an SMC star with a galactic-type ultraviolet interstellar      
          extinction                                                            

   1918   Leuenhagen, U., Hamann, W.-R. 1994, A&A, 283, 567.                    
          V348 Sagittarii: analysis of the [WC12] stellar spectrum              

   1919   Lichti, G.G., Balonek, T., Courvoisier, T.J.-L., Johnson, N.,         
          McConnell, M., McNamara, B., von Montigny, C., Paciesas, W.,          
          Robson, E.I., Sadun, A., Schalinski, C., Smith, A.G., Staubert, R.,   
          Steppe, H., Swanenburg, B.N., Turner, M.J.L., Ulrich, M.-H.,          
          Williams, O.R. 1995, A&A, 298, 711.              
          Simultaneous and quasi-simultaneous observations of the continuum     
          emission of the quasar 3C 273 from radio to gamma-ray energies        

   1920   Liebert, J., Schmidt, G.D., Green, R.F., Stockman, H.S.,              
          McGraw, J.T. 1983, APJ, 264, 262.                
          Two hot, low-field magnetic DA white dwarfs                           

   1921   Liebert, J., Wesemael, F., Sion, E.M., Wegner, G. 1984, APJ, 277, 692.
          GD 323: a white dwarf with a stratified H/He atmosphere?              

   1922   Liebert, J., Schmidt, G.D., Sion, E.M., Starrfield, S.G.,             
          Green, R.F., Boroson, T.A. 1985, PASP, 97, 158.  
          Two new color-selected magnetic DA white dwarfs                       

   1923   Liebert, J., Wesemael, F., Hansen, C.J., Fontaine, G., Shipman, H.L., 
          Sion, E.M., Winget, D.E., Green, R.F. 1986, APJ, 309, 241.            
          Temperatures for hot and pulsating DB white dwarfs obtained with the  
          IUE observatory                                                       

   1924   Liebert, J., Wesemael, F., Husfeld, D., Wehrse, R., Starrfield, S.G., 
          Sion, E.M. 1989, AJ, 97, 1440.                   
          The high-resolution spectrum of the pulsating, pre-white dwarf star PG
          1159-035 (GW Vir)                                                     

   1925   Liebert, J., Green, R., Bond, H.E., Holberg, J.B., Wesemael, F.,      
          Fleming, T.A., Kidder, K. 1989, APJ, 346, 251.   
          A compact planetary nebula around the hot white dwarf EGB 6/PG        
          0950+139                                                              

   1926   Liebert, J., Bergeron, P., Schmidt, G.D., Saffer, R.A. 
          1993, ApJ, 418, 426.                                             
          Discovery of a magnetic/nonmagnetic double-degenerate binary system   

   1927   Linnell, A.P., Peters, G.J., Polidan, R.S. 1988, APJ, 327, 265.       
          An improved photometric analysis of SX Aurigae                        

   1928   Linnell, A.P., Scheick, X. 1991, APJ, 379, 721.  
          Does SV Centauri harbor an accretion disk?                            

   1929   Linsky, J.L., Ayres, T.R., Basri, G.S., Morrison, N.D., Boggess, A.,  
          Schiffer, F.H., Holm, A., Cassatella, A., Heck, A., Macchetto, F.,    
          Stickland, D., Wilson, R., Blanco, C., Dupree, A.K., Jordan, C.,      
          Wing, R.F. 1978, NATURE, 275, 389.               
          IUE observations of cool stars: Alpha Aurigae, HR 1099, Lambda        
          Andromedae, and Epsilon Eridani                                       

   1930   Linsky, J.L., Haisch, B.M. 1979, APJ, 229, L27.  
          Outer atmospheres of cool stars. I. The sharp division into solar-type
          and non-solar type stars                                              

   1931   Linsky, J.L., Bornmann, P.L., Carpenter, K.G., Wing, R.F.,            
          Giampapa, M.S., Worden, S.P., Hege, E.K. 1982, APJ, 260, 670.         
          Outer atmospheres of cool stars. XII. A survey of IUE ultraviolet     
          emission line spectra of cool dwarf stars                             

   1932   Linsky, J.L., Neff, J.E., Brown, A., Gross, B.D., Simon, T.,          
          Andrews, A.D., Rodono, M., Feldman, P.A. 1989, A&A, 211, 173.         
          Rotational modulation and flares on RS Canum Venaticorum and BY       
          Draconis stars. X. The 1981 October 3 flare on V711 Tauri (=HR 1099)  

   1933   Linsky, J.L., Brown, A., Gayley, K., Diplas, A., Savage, B.D.,        
          Ayres, T., Landsman, W., Shore, S., Heap, S. 1993, APJ, 402, 694.
          Goddard High-Resolution Spectrograph observations of the local        
          interstellar medium and the deuterium/hydrogen ratio along the line of
          sight toward Capella                                                  

   1934   Lipari, S., Colina, L., Macchetto, F. 1994, APJ, 427, 174.            
          Galaxies with extreme infrared and Fe II emission. I. Markarian 231:  
          the signature of a young infrared QSO                                 

   1935   Lipari, S. 1994, APJ, 436, 102.                  
          Galaxies with extreme infrared and Fe II emission. II. IRAS           
          07598+6508: a starburst/young broad absorption line QSO               

   1936   Liseau, R., Huldtgren, M., Fridlund, C., Cameron, M.   
           1996, A&A, 306, 255.
           Time variable shocks in the uv: long-term IUE monitoring of HH29     

   1937   Little-Marenin, I.R., Simon, T., Ayres, T.R., Cohen, N.L.,            
          Feldman, P., Linsky, J., Little, S., Lyons, R. 1986, APJ, 303, 780.
          Ultraviolet, optical, infrared, and microwave observations of HR 5110 

   1938   Little-Marenin, I.R., Little, S.J. 1987, AJ, 93, 1539.                
          A search for technetium (Tc II) in barium stars                       

   1939   Little-Marenin, I.R., Benson, P.J., McConahay, M.M., Cadmus, R.R.,    
          Stencel, R.E., Eriksson, K. 1991, A&A, 249, 465. 
          S Persei: optical and water maser variability - 1984 to 1990          

   1940   Littleton, J.E., Davis, S.P. 1988, APJ, 333, 1026.                    
          Transition strength data for the orange and red bands of CaCl         

   1941   Livengood, T.A., Strobel, D.F., Moos, H.W. 1990, JGR, 95, 10375.      
          Long-term study of longitudinal dependence in primary particle        
          precipitation in the north Jovian aurora                              

   1942   Livengood, T.A., Moos, H.W. 1990, GRL, 17, 2265. 
          Jupiter's north and south polar aurorae with IUE data                 

   1943   Livengood, T.A., Moos, H.W., Ballester, G.E., Prange, R.M.       
          1992, ICARUS, 97, 26.                                  
          Jovian ultraviolet auroral activity, 1981-1991                        

   1944   Llorente de Andres, F., Burki, G., Ruiz del Arbol, J.A.     
          1982, A&A, 107, 43.                                         
          Mass loss rates in the open cluster IC 1805                           

   1945   Lloyd, C., Stickland, D., Walbor, N., Nolan, R.,                 
          1995, PASP, 107, 1030.                                
           The variable velocity of theta Carinae                               

   1946   Lloyd Evans, T., Balona, L.A., Fekel, F.C. 1987, MNRAS, 226, 813.     
          Studies of calcium emission stars. I. HD 158393 - a giant star in a   
          binary system                                                         

   1947   Lockman, F.J., Hobbs, L.M., Shull, J.M. 1986, APJ, 301, 380.          
          The extent of the local H I halo                                      

   1948   Long, K.S., Blair, W.P., Bowers, C.W., Davidsen, A.F., Kriss, G.A.,   
          Sion, E.M., Hubeny, I. 1993, APJ, 405, 327.      
          Observations of the white dwarf in the U Geminorum system with the    
          Hopkins Ultraviolet Telescope                                         

   1949   Long, K.S., Wade, R.A., Blair, W.P., Davidsen, A.F., Hubeny, I.  
          1994, APJ, 426, 704.                                   
          Observations of the bright novalike variable IX Velorum with the      
          Hopkins Ultraviolet Telescope                                         

   1950   Longo, G., Bender, R., Busarello, G., Capaccioli, M.   
          1989, A&A, 225, L17.
          A correlation between shape and (UV-V) color for early-type galaxies  

   1951   Longo, G., Capaccioli, M., Ceriello, A. 1991, A&AS, 90, 375.          
          The UV properties of normal galaxies. I. The IUE data                 

   1952   Longo, R., Stalio, R., Polidan, R.S., Rossi, L. 1989, APJ, 339, 474.  
          Intrinsic ultraviolet (912-3200 A) energy distribution of OB stars    

   1953   Lonsdale, C.J., Smith, H.E., Lonsdale, C.J. 1995, APJ, 438, 632.      
          Ultraluminous infrared galaxies and the radio-optical correlation for 
          quasars                                                               

   1954   Lopes, D.F., Damineli Neto, A., de Freitas Pacheco, J.A.    
          1992, A&A, 261, 482.                                        
          A spectroscopic study of luminous peculiar B-type stars               

   1955   Loska, Z., Czerny, B., Szczerba, R. 1993, MNRAS, 262, L31.            
          The short-term disappearance of the broad-line region in NGC 5548:    
          implications for the dusty torus model                                

   1956   Loska, Z., Czerny, B. 1997, MNRAS, 284, 946.     
           Models of optical/uv continua in AGN: Constraints from the NGC5548   
           monitoring campaign                                                  

   1957   Lub, J., de Ruiter, H.R. 1992, A&A, 256, 33.     
          Optical variability of Seyfert nuclei. II. Fairall 9                  

   1958   Lucy, L.B. 1987, A&A, 182, L31.                  
          Computed ultraviolet spectra for SN 1987a                             

   1959   Luhman, M., Luhman, K., Benedict, T., Jaffe, D., Fischer, J.          
           1997, ApJ, 480, L133.                           
           Near-infrared spectra of IC59/63 and NGC1535: Comparing infrared     
           and ultaviolet observations of H2                                    

   1960   Lundqvist, P., Fransson, C. 1988, A&A, 192, 221. 
          Circumstellar absorption of UV and radio emission from supernovae     

   1961   Lundqvist, P., Fransson, C. 1991, APJ, 380, 575. 
          Circumstellar emission from SN 1987A                                  

   1962   Lundqvist, P. 1992, PASP, 104, 787.              
          The narrow emission lines from SN 1987A                               

   1963   Lundqvist, P., Fransson, C. 1996, ApJ, 464, 924. 
           The line emission from the circumstellar gas around SN1987A          

   1964   Luo, D., Pradhan, A.K., Shull, J.M. 1988, APJ, 335, 498.              
          Oscillator strengths for Si II                                        

   1965   Luo, D., McCray, R. 1991, APJ, 372, 194.         
          Supernova remnant 1987A                                               

   1966   Luo, D., McCray, R. 1991, APJ, 379, 659.         
          The circumstellar shell of SN 1987A                                   

   1967   Luttermoser, D.G., Johnson, H.R., Avrett, E.H., Loeser, R.  
          1989, ApJ, 345, 543.                                        
          Chromospheric structure of cool carbon stars                          

   1968   Luttermoser, D.G., Brown, A. 1992, APJ, 384, 634.
          A VLA 3.6 centimeter survey of N-type carbon stars                    

   1969   Luttermoser, D.G., Johnson, H.R. 1992, APJ, 388, 579.                 
          Ionization and excitation in cool giant stars. I. Hydrogen and helium 

   1970   Luttermoser, D.G., Johnson, H.R., Eaton, J.A. 1994, APJ, 422, 351.    
          The chromospheric structure of the cool giant star g Herculis         

   1971   Lutz, J.H., Seaton, M.J. 1979, MNRAS, 187, 1P.   
          The Ne IV D-S lines in the planetary nebula NGC 7662                  

   1972   Lutz, J.H. 1981, APJ, 247, 144.                  
          The abundance of carbon in HU 2-1                                     

   1973   Lutz, J.H. 1984, APJ, 279, 714.                  
          Ultraviolet and optical spectroscopy of CN 1-1 (=HDE 330036)          

   1974   Lutz, J.H., Lutz, T.E., Dull, J.D., Kolb, D.D. 1987, AJ, 94, 463.     
          Ultraviolet and optical observations of AG Draconis                   

   1975   Lutz, J.H., Kaler, J.B., Shaw, R.A., Schwarz, H.E., Aspin, C.    
          1989, PASP, 101, 966.                                  
          He 2-104: a link between symbiotic stars and planetary nebulae?       

   1976   Lynas-Gray, A.E., Schonberner, D., Hill, P.W., Heber, U.  
          1984, MNRAS, 209, 387.                                        
          The pulsating extreme helium star BD +13 3224. II. Ultraviolet fluxes 
          and effective temperature variations                                  

   1977   Lynas-Gray, A.E., Kilkenny, D., Skillen, I., Jeffery, C.S.       
          1987, MNRAS, 227, 1073.                                
          Non-radial pulsations in the extreme helium star HD 160641            

   1978   MacAlpine, G., Davidson, K., Gull, T., Wu, C.-C. 1985, APJ, 294, 147.
          He II 1640 A/4686 A and Lyman alpha/H beta ratios in the extraordinary
          Seyfert galaxy Markarian 359                                          

   1979   MacAlpine, G.M. 1988, PASP, 100, 65.             
          Ultraviolet spectra of the narrow-lined Seyfert galaxies Markarian 573
          and Markarian 1388                                                    

   1980   Maccagni, D., Maraschi, L., Tanzi, E.G., Tarenghi, M.,                
          Chiappetti, L. 1983, APJ, 273, 75.               
          X-ray and UV observations of the BL Lacertae object 3C 66A            

   1981   Maciel, W.J. 1995, AP&SS, 229, 203.              
           New kinematic distances of NGC7009 and BD+30 3639 from ultraviolet   
           and radio data                                                       

   1982   MacLaren, I., Ellis, R.S., Couch, W.J. 1988, MNRAS, 230, 249.         
          Spectral energy distributions of galaxies in high-redshift clusters - 
          III. Abell 370 at z=0.37                                              

   1983   Macomb, D.J., Akerlof, C.W., Aller, H.D., Aller, M.F., Bertsch, D.L., 
          Bruhweiler, F., Buckley, J.H., Carter-Lewis, D.A., Cawley, M.F.,      
          Cheng, K.-P., Dermer, C., Fegan, D.J., Gaidos, J.A., Gear, W.K.,      
          Hall, C.R., Hartman, R.C., Hillas, A.M., Kafatos, M., Kerrick, A.D.,  
          Kniffen, D.A., Kondo, Y., Kubo, H., Lamb, R.C., Makino, F.,           
          Makishima, K., Marscher, A., McEnery, J., McHardy, I.M., Meyer, D.I., 
          Moore, E.M., Ramos, E., Robson, E.I., Rose, H.J., Schubnell, M.S.,    
          Sembroski, G., Stevens, J.A., Takahashi, T., Tashiro, M.,             
          Weekes, T.C., Wilson, C., Zweerink, J. 1995, APJ, 449, L99.           
          Multiwavelength observations of Markarian 421 during a TeV/X-ray flare

   1984   Magris C., G., Bruzual A., G. 1993, APJ, 417, 102.                    
          Population synthesis and the ultraviolet spectrum of elliptical       
          galaxies                                                              

   1985   Magris C., G., Binette, L., Martin, P. 1993, AP&SS, 205, 141.         
          A thick reflection nebula illuminated by a power law                  

   1986   Makino, F., Tanaka, Y., Matsuoka, M., Koyama, K., Inoue, H.,          
          Makishima, K., Hoshi, R., Hayakawa, S., Kondo, Y., Urry, C.M.,        
          Mufson, S.L., Hackney, K.R., Hackney, R.L., Kikuchi, S., Mikami, Y.,  
          Wisniewski, W.Z., Hiromoto, N., Nishida, M., Burnell, J., Brand, P.,  
          Williams, P.M., Smith, M.G., Takahara, F., Inoue, M., Tsuboi, M.,     
          Tabara, H., Kato, T., Aller, M.F., Aller, H.D. 1987, APJ, 313, 662.   
          Simultaneous multifrequency observations of the BL Lacertae object    
          Markarian 421                                                         

   1987   Malagnini, M.L., Morossi, C., Rossi, L., Kurucz, R.L.  
          1985, A&A, 152, 117.
          Effective temperature and bolometric correction for HD 61421, HD      
          87901, HD 159561, and HD 216956                                       

   1988   Malagnini, M.L., Morossi, C., Rossi, L., Kurucz, R.L.  
          1986, A&A, 162, 140.
          The emperical BC versus T eff scale for non-supergiant O9-G5 stars    

   1989   Malagnini, M.L., Morossi, C., Buser, R., Parthasarathy, M.  
          1992, A&A, 261, 558.                                        
          Cool star flux spectra for population studies in galaxies             

   1990   Malkan, M.A., Sargent, W.L.W. 1982, APJ, 254, 22.
          The ultraviolet excess of Seyfert 1 galaxies and quasars              

   1991   Malkan, M.A. 1983, APJ, 268, 582.                
          The ultraviolet excess of luminous quasars. II. Evidence for massive  
          accretion disks                                                       

   1992   Malkan, M.A., Oke, J.B. 1983, APJ, 265, 92.      
          IUE observations of Markarian 3 and 6: reddening and the nonstellar   
          continuum                                                             

   1993   Malkan, M.A., Moore, R.L. 1986, APJ, 300, 216.   
          The ultraviolet excess of quasars. III. The highly polarized quasars  
          PKS 0736+017 and PKS 1510-089                                         

   1994   Malkan, M.A., Green, R.F., Hutchings, J.B. 1987, APJ, 322, 729.       
          PG 1411+442: the nearest broad absorption line quasar                 

   1995   Malkov, Yu.F. 1993, AP&SS, 204, 305.             
          The gas kinematics in the nucleus of Seyfert galaxy NGC 5548          

   1996   Mallik, S.V. 1990, PASP, 102, 1148.              
          Role of nonthermal velocity fields in determining the H-alpha widths  
          in supergiant chromospheres                                           

   1997   Maloney, F.P., Guinan, E.F., Boyd, P.T. 1989, AJ, 98, 1800.           
          Eclipsing binary stars as tests of gravity theories: the apsidal      
          motion of AS Camelopardalis                                           

   1998   Mansperger, C.S., Kaitchuck, R.H., Garnavich, P.M., Dinshaw, N.,      
          Zamkoff, E. 1994, PASP, 106, 858.                
          HL Canis Majoris in preoutburst and SS Cygni - The interoutburst disk 
          instability                                                           

   1999   Maoz, D., Netzer, H., Peterson, B.M., Bechtold, J., Bertram, R.,      
          Bochkarev, N.G., Carone, T.E., Dietrich, M., Filippenko, A.V.,        
          Kollatschny, W., Korista, K.T., Shapovalova, A.I., Shields, J.C.,     
          Smith, P.S., Thiele, U., Wagner, R.M. 1993, APJ, 404, 576.            
          Variations of the ultraviolet Fe II and Balmer continuum emission in  
          the Seyfert galaxy NGC 5548                                           

   2000   Maran, S., Aller, L., Gull, T., Stecher, T. 1982, APJ, 253, L43.
          Ultraviolet spectroscopy of planetary nebulae in the Magellanic Clouds

   2001   Maran, S.P., Gull, T.R., Stecher, T.P., Aller, L.H., Keyes, C.D. 
          1984, APJ, 280, 615.                                   
          Ultraviolet spectroscopy of the planetary nebula in the Fornax galaxy 

   2002   Maran, S.P., Michalitsianos, A.G., Oliversen, R.J., Sonneborn, G.     
          1991, NATURE, 350, 404.                          
          Spectral transformation of the unusual variable star MWC560 to        
          resemble a nova                                                       

   2003   Maran, S.P., Robinson, R.D., Shore, S.N., Brosius, J.W.,              
          Carpenter, K.G., Woodgate, B.E., Linsky, J.L., Brown, A.,             
          Byrne, P.B., Kundu, M.R., White, S., Brandt, J.C., Shine, R.A.,       
          Walter, F.M. 1994, APJ, 421, 800.                
          Observing stellar coronae with the Goddard High Resolution            
          Spectrograph. I. The dMe star AU Microscopii                          

   2004   Maranon Di Leo, C., Colombo, E., Ringuelet, A.E. 1994, A&A, 286, 160. 
          Beta 1 Monocerotis: oscillations and chromospheric structure          

   2005   Maraschi, L., Tanzi, E.G., Treves, A. 1980, APJ, 241, L23.            
          Far-ultraviolet observations of Cygnus X-2                            

   2006   Maraschi, L., Tanzi, E.G., Tarenghi, M., Treves, A. 
          1980, Nature, 285, 555.
          Far UV observations of PKS 2155-304                                   

   2007   Maraschi, L., Tanzi, E.G., Treves, A. 1981, APJ, 248, 1010.           
          Far-ultraviolet observations of the variable radio star LSI+61 303    

   2008   Maraschi, L., Tanzi, E., Tarenghi, M., Treves, A. 1983, A&A, 125, 117.
          Quasi-simultaneous ultraviolet and optical observations of PKS        
          2155-304 = H 2155-304                                                 

   2009   Maraschi, L., Tanzi, E.G., Treves, A., Falomo, R. 1983, A&A, 127, L17.
          Quasi-simultaneous optical and UV observations of OJ 287 during an    
          active period in 1983                                                 

   2010   Maraschi, L., Treves, A., Tanzi, E.G., Mouchet, M., Lauberts, A.,     
          Motch, C., Bonnet-Bidaud, J.M., Phillips, M.M. 1984, APJ, 285, 214.   
          Coordinated UV and optical observations of the AM Herculis object     
          E1405-451 in the high and low states                                  

   2011   Maraschi, L., Schwartz, D., Tanzi, E., Treves, A. 1985, APJ, 294, 615.
          Multifrequency observations of the BL Lacertae object PKS 0537-441    

   2012   Maraschi, L., Tagliaferri, G., Tanzi, E.G., Treves, A. 
          1986, ApJ, 304, 637.
          Variability of the BL Lacertae objects PKS 2155-304 and OJ 287 in the 
          far-ultraviolet                                                       

   2013   Maraschi, L., Blades, J.C., Calanchi, C., Tanzi, E.G., Treves, A.     
          1988, APJ, 333, 660.                             
          Detection of extragalactic absorption in the ultraviolet spectrum of  
          the BL Lacertae object PKS 2155-304                                   

   2014   Maraschi, L., Chiappetti, L., Falomo, R., Garilli, B., Malkan, M.,    
          Tagliaferri, G., Tanzi, E.G., Treves, A. 1991, APJ, 368, 138.         
          Coordinated X-ray, ultraviolet, and optical observations of 3C 120    

   2015   Maraschi, L., Grandi, P., Urry, C.M., Wehrle, A.E., Madejski, G.M.,   
          Fink, H.H., Ghisellini, G., Hartman, R.C., Koratkar, A.P.,            
          von Montigny, C., Pian, E., Thomas, H.C., Treves, A., Aller, M.F.,    
          Aller, H.D., Bailyn, C.D., Balonek, T.J., Bock, H., Collmar, W.,      
          Glass, I.S., Litchfield, S.J., McHardy, I.M., Mendez, R., Pesce, J.,  
          Reuter, H.P., Robson, E.I., Steppe, H., Stevens, J.A.,                
          Terasranta, H., Wagner, S.J. 1994, APJ, 435, L91.
          The 1993 multiwavelength campaign on 3C 279: the radio to gamma-ray   
          energy distribution in low state                                      

   2016   Margon, B., Anderson, S.F., Mateo, M., Fich, M., Massey, P. 
          1988, ApJ, 334, 597.                                        
          An exceptionally bright, compact starburst nucleus                    

   2017   Marilli, E., Catalano, S., Trigilio, C. 1986, A&A, 167, 297.          
          Chromospheric emission luminosity versus rotation in late main        
          sequence stars                                                        

   2018   Marilli, E., Catalano, S., Freire Ferrero, R., Gouttebroze, P.   
          1992, A&A, 265, 643.                                   
          Possible detection of Lyman alpha emission in the A7 III star Gamma   
          Bootis                                                                

   2019   Marilli, E., Frasca, A., Bellina Terra, M., Catalano, S.    
          1995, A&A, 295, 393.                                        
          Photometry and H-alpha observations of the binary system    FF Aquarii

   2020   Marilli, E., Catalano, S., Freire Ferrero, R., Gouttebroze, P.,       
           Bruhweiller, F., Talavera, A. 1997, A&A, 317, 521.                   
           Searching for chromospheric Lyman alpha emission in A-F stars        
           from IUE high-resolution spectra                                     

   2021   Mariska, J.T., Doschek, G.A., Feldman, U. 1980, APJ, 238, L87.        
          The detection of a companion star to the Cepheid variable Eta Aquilae 

   2022   Mariska, J.T., Doschek, G.A., Feldman, U. 1980, APJ, 242, 1083.       
          The detection of a companion star to the Cepheid variable T           
          Monocerotis                                                           

   2023   Markova, N. 1990, MNRAS, 244, 105.               
          The velocity law and acceleration of the hydrogen and OSiN discrete   
          components observed in P Cyg's stellar wind in 1982                   

   2024   Marlborough, J.M., Zamir, M. 1984, APJ, 276, 706.
          Some effects of rotation on the structure and dynamics of a           
          radiation-driven wind from a hot star                                 

   2025   Marlborough, J.M., Peters, G.J. 1986, APJS, 62, 875.                  
          Ultraviolet observations of Be stars. II. Superionization in Be stars 
          of different spectral types.                     

   2026   Maron, N. 1989, AP&SS, 161, 201.                 
          Properties of circumstellar grains in R Coronae Borealis              

   2027   Marshall, H.L., Carone, T.E., Fruscione, A. 1993, APJ, 414, L53.      
          Observations of PKS 2155-304 with the Extreme Ultraviolet Explorer    

   2028   Marshall, H.L., Carone, T., Shull, J., Malkan, M., Elvis, M.          
           1996, ApJ, 457, 169.                            
           The steep soft X-ray spectrum of the highly variable active nucleus  
           in Markarian 478                                                     

   2029   Marshall, H.L., Carone, T., Peterson, B., Clavel, J., Crenshaw, D.,   
           Korista, K., Kriss, G., Krolik, J., Malkan, M., Morris, S.,          
           O'Brien, P., Reichert, G. 1997, ApJ, 479, 222.  
           The variability and spectrum of NGC5548 in the extreme ultraviolet   

   2030   Marshall, K.P. 1996, MNRAS, 283, 77.             
           The uv OI triplet and H Lyman beta pumping in the zeta Aurigae star  
           HR6902                                                               

   2031   Marsi, C., Selvelli, P.L. 1987, A&AS, 71, 153.   
          The Fe II emission in the UV spectrum of CH Cyg                       

   2032   Martin, C., Basri, G., Lampton, M., Kahn, S.M. 1982, APJ, 261, L81.   
          The soft X-ray spectrum of Sirius B: evidence for the photospheric    
          hypothesis                                                            

   2033   Mas-Hesse, J.M., Arnault, P., Kunth, D. 1989, AP&SS, 157, 131.        
          Population synthesis in starburst galaxies: Mkn 710                   

   2034   Mas-Hesse, J.M., Rodriguez-Pascual, P.M., Sanz Fernandez de Cord, L., 
          Boller, Th. 1994, A&A, 283, L9.                  
          UV variability of IRAS 13224-3809, a rapidly X-ray variable           
          far-infrared luminous galaxy                                          

   2035   Mas-Hesse, J.M., Rodriguez-Pascual, P.M., Sanz Fernandez de Cord, L., 
          Mirabel, I.F. 1994, APJS, 92, 599.               
          Multiwavelength analysis of quasars, Seyfert galaxies, and starbursts 

   2036   Mas-Hesse, J.M., Rodriguez-Pascual, P.M., Sanz Fernandez de Cord, L., 
          Mirabel, I., Wamstaker, W., Makino, F., Otani, C. 1995, A&A, 298, 22.
          Multiwavelength analysis of active galaxies: implications   on unified
          Seyfert models                                                        

   2037   Mas-Hesse, J.M., Cervino, M., Rodriguez-Pascual, P.M., Boller, T.     
           1996, A&A, 309, 431.                            
           Starburst activity in X-Ray and FIR luminous galaxies: the case of   
           NGC4619 and IRAS15564+6359                                           

   2038   Masegosa, J., Moles, M., Penston, M.V. 1986, MNRAS, 218, 541.         
          IUE observations of the highly luminous Seyfert galaxy ESO 113-IG 45  
          (Fairall 9)                                                           

   2039   Mason, K.O., Cordova, F.A. 1982, APJ, 255, 603.  
          Ultraviolet spectrophotometry of 2A 1822-371: a bulge on the accretion
          disk                                                                  

   2040   Mason, K., Cordova, F., Watson, M., King, A. 1988, MNRAS, 232, 779.
          The discovery of orbital dips in the soft X-ray emission of U Gem     
          during an outburst                                                    

   2041   Massa, D., Conti, P.S. 1981, APJ, 248, 201.      
          IUE observations of eight OB stars in NGC 2244: ultraviolet continua  
          and extinction                                                        

   2042   Massa, D., Savage, B.D., Fitzpatrick, E.L. 1983, APJ, 266, 662.       
          Peculiar ultraviolet interstellar extinction                          

   2043   Massa, D., Savage, B.D., Cassinelli, J.P. 1984, APJ, 287, 814.        
          Main-sequence B stars with strong winds in the core of NGC 6231       

   2044   Massa, D., Savage, B.D. 1984, APJ, 279, 310.     
          Ultraviolet observations of interstellar extinction near the Cepheus  
          OB3 molecular cloud                                                   

   2045   Massa, D., Savage, B.D. 1985, APJ, 299, 905.     
          The intrinsic ultraviolet continua of O stars                         

   2046   Massa, D., Fitzpatrick, E.L. 1986, APJS, 60, 305.
          Ultravolet extinction toward five open clusters, and the accuracy of  
          IUE extinction measurements                                           

   2047   Massa, D. 1989, A&A, 224, 131.                   
          The UV silicon spectra of early B stars                               

   2048   Massa, D., Altner, B., Wynne, D., Lamers, H. 1991, A&A, 242, 188.
          Carbon and nitrogen abundances in the BN supergiant HD 93840, and     
          their implications for normal Galactic supergiants                    

   2049   Massa, D., Shore, S.N., Wynne, D. 1992, A&A, 264, 169.                
          Photospheric velocity gradients in B1 supergiants                     

   2050   Massa, D., Fullerton, A., Prinja, R. 1994, AP&SS, 221, 77.            
          Wind variability in intermediate luminosity B supergiants             

   2051   Massa, D. 1995, APJ, 438, 376.                   
          HD 93521, Zeta Ophiuchi, and the effects of rapid rotation on the     
          atmospheres and winds of 09.5V stars.            

   2052   Massa, D., Fullerton, A.W., Nichols, J.S., Owocki, S.P.,              
          Prinja, R.K., St-Louis, N., Willis, A.J., Altner, B., Bolton, C.T.,   
          Cassinelli, J.P., Cohen, D., Cooper, R.G., Feldmeier, A.,             
          Gayley, K.G., Harries, T., Heap, S.R., Henriksen, R.N.,               
          Howarth, I.D., Hubeny, I., Kambe, E., Kaper, L., Koenigsberger, G.,   
          Marchenko, S., McCandliss, S.R., Moffat, A.F.J., Nugis, T., Puls, J., 
          Robert, C., Schulte-Ladbeck, R.E., Smith, L.J., Smith, M.A.,          
          Waldron, W.L., White, R.L. 1995, APJ, 452, L53.  
          The IUE MEGA campaign: wind variability and rotation in     early-type
          stars                                                                 

   2053   Massa, D., Prinja, R.K., Fullerton, A.W. 1995, APJ, 452, 842.         
          Wind variability of B supergiants. I. The rapid rotator HD 64760      
          (B0.5Ib)                                                              

   2054   Massey, P., Hutchings, J.B. 1983, APJ, 275, 578. 
          IUE observations of the exciting stars of giant HII regions in M33:   
          supermassive stars?                                                   

   2055   Massey, P., Hutchings, J.B., Bianchi, L. 1985, AJ, 90, 2239.          
          UV and optical spectroscopy of OB stars in M31 and M33                

   2056   Mateo, M., Szkody, P. 1984, AJ, 89, 863.         
          VW Hyi: the white dwarf revealed                                      

   2057   Mateo, M., Szkody, P., Hutchings, J. 1985, APJ, 288, 292.             
          Ultraviolet, optical, and infrared observations of the intermediate   
          polar TV Columbae                                                     

   2058   Mathioudakis, M., Doyle, J.G. 1989, A&A, 224, 179.                    
          Flux-flux relation: Mg II h and k versus X-rays in dwarf M and K stars

   2059   Mathioudakis, M., Doyle, J.G. 1990, A&A, 232, 114.                    
          IUE observations of Gl 644AB (=Wolf 630) in the wavelength region     
          1150-1950 A, in June 1981                                             

   2060   Mathioudakis, M., Doyle, J.G., Rodono, M., Gibson, D.M., Byrne, P.B., 
          Avgoloupis, S., Linsky, J.L., Gary, D., Mavridis, L.N.,               
          Varvoglis, P. 1991, A&A, 244, 155.               
          Rotational modulation and flares on RS Canum Venaticorum and BY       
          Draconis stars. XVI. IUE spectroscopy and VLA observations of Gl 182  
          (=V1005 Orionis) in October 1983                                      

   2061   Mathioudakis, M., Doyle, J.G. 1992, A&A, 262, 523.                    
          Chromospheric heating in late-type dwarfs: acoustic or magnetic?      

   2062   Mathioudakis, M., Drake, J.J., Craig, N., Kilkeny, D., Doyle, J.G.,   
          Sirk, M.M., Dupuis, J., Frusciones, A., Christian, C.A.,              
          Abbott, M.J. 1995, A&A, 302, 422.                
          Optical identification of EUV sources: the secrets of EUVE  J2056-17.1

   2063   Mathis, J.S., Perinotto, M., Patriarchi, P., Schiffer, F.H. 
          1981, ApJ, 249, 99.                                         
          The ultraviolet properties of dust in the Orion Nebula                

   2064   Mathur, S., Wilkes, B., Elvis, M., Fiore, F. 1994, APJ, 434, 493.     
          The X-ray and ultraviolet absorbing outflow in 3C 351                 

   2065   Mathur, S., Elvis, M., Wilkes, B. 1995, APJ, 452, 230.                
          Testing unified X-ray/ultraviolet absorber models with NGC 5548       

   2066   Mathur, S., Wilkes, B., Aldcroft, T. 1997, ApJ, 478, 182.             
           The x-ray warm absorber in NGC 3516                                  

   2067   Mauas, P.J.D., Falchi, A. 1994, A&A, 281, 129.   
          Atmospheric models of flare stars: the quiescent state of AD Leonis   

   2068   Mauche, C.W., Raymond, J.C. 1987, APJ, 323, 690. 
          IUE observations of the dwarf nova HL Canis Majoris and the winds of  
          cataclysmic variables                                                 

   2069   Mauche, C.W., Raymond, J.C., Cordova, F.A. 1988, APJ, 335, 829.       
          Interstellar absorption lines in high-resolution IUE spectra of       
          cataclysmic variables                                                 

   2070   Mauche, C.W. 1991, APJ, 373, 624.                
          High-resolution IUE spectra of the nova-like variable IX Velorum      

   2071   Mauche, C.W., Raymond, J.C., Buckley, D.A.H., Mouchet, M.,            
          Bonnell, J., Sullivan, D.J., Bonnet-Bidaud, J.-M., Bunk, W.H.    
          1994, APJ, 424, 347.                                   
          Optical, IUE, and ROSAT observations of the eclipsing nova-like       
          variable V347 Puppis (LB 1800)                                        

   2072   Mauche, C.W., Lee, Y., Kallman, T. 1997, ApJ, 477, 832.               
           Ultraviolet emission line ratios of cataclysmic variables            

   2073   Maurice, E., Bouchet, P., Martin, N. 1989, A&AS, 78, 445.             
          BVR photoelectric photometry of late-type stars and a compilation of  
          other data in the Small Magellanic Cloud                              

   2074   Mauron, N., Caux, E. 1992, A&A, 265, 711.        
          K I/Na I scattering observations in circumstellar envelopes: Alpha-1  
          Herculis, Omicron Ceti, TX Piscium and Beta Pegasi                    

   2075   Mayer, P., Lorenz, R., Drechsel, H. 1997, A&A, 320, 109.              
           The early-type binary KX Velorum                                     

   2076   Mazeh, T., Netzer, H., Shaviv, G., Drechsel, H., Rahe, J.,            
          Wargau, W., Blades, J.C., Cacciari, C., Wamsteker, W.  
          1985, A&A, 149, 83.
          UV and optical observations of Nova Sagittarii 1982                   

   2077   Mazzali, P.A. 1987, APJS, 65, 695.               
          The ultraviolet spectrum of Beta Lyrae                                

   2078   Mazzali, P.A., Pauldrach, A.W.A., Puls, J., Plavec, M.J.    
          1992, A&A, 254, 241.                                        
          A two-wind radiation-driven model for the atmospheric features of Beta
          Lyrae                                                                 

   2079   Mazzali, P.A., Danziger, I.J., Turatto, M. 1995, A&A, 297, 509.       
          A study of the properties of the peculiar SN Ia 1991T through models  
          of its evolving early-time spectrum                                   

   2080   Mazzei, P., Xu, C., De Zotti, G. 1992, A&A, 256, 45.                  
          A model for the photometric evolution of disc galaxies from UV to     
          far-IR                                                                

   2081   Mazzei, P., De Zotti, G., Xu, C. 1994, APJ, 422, 81.                  
          Models for the evolution of the spectral energy distribution of       
          elliptical galaxies from ultraviolet to far-infrared wavelengths      

   2082   McCandliss, S.R., Buss, R.H., Blair, W.P., Bowers, C.W.,              
          Davidsen, A.F., Feldman, P.D., Kruk, J.W. 1993, APJ, 416, 372.        
          The spectrum of EZ Canis Majoris (HD 50896) to the Lyman limit with   
          the Hopkins Ultraviolet Telescope                                     

   2083   McClintock, J.E., Petro, L.D., Hammerschlag-Hensberge, G.,            
          Proffitt, C.R., Remillard, R.A. 1984, APJ, 283, 794.                  
          Cygnus X-2: neutron star or degenerate dwarf?                         

   2084   McCluskey, G.E., Kondo, Y. 1981, APJ, 246, 464.  
          IUE observations of mass ejection by the close binary system AO       
          Cassiopeiae                                                           

   2085   McCluskey, G.E., Kondo, Y. 1983, APJ, 266, 755.  
          International Ultraviolet Explorer observations of the peculiar       
          variable spectrum of the eclipsing binary R Arae                      

   2086   McCluskey, G.E., Kondo, Y., Olson, E.C. 1988, APJ, 332, 1019.         
          IUE spectroscopy of U Cephei during the mass flow outburst of 1986    
          June                                                                  

   2087   McCluskey, G.E., McCluskey, C.P.S., Kondo, Y. 1991, APJ, 378, 281.    
          IUE investigation of mass flow in the interacting binary U Sagittae   

   2088   McConnell, J.C., Parkinson, C.D., Ben-Jaffel, L., Emerich, C.,        
          Prangee, R., Vidal-Madjar, A. 1989, A&A, 225, L9.
          H Lyman-alpha emission at Neptune: Voyager prediction                 

   2089   McCullough, P.R. 1992, APJ, 390, 213.            
          The interstellar deuterium-to-hydrogen ratio: a reevaluation of Lyman 
          absorption-line measurements                                          

   2090   McDowell, J.C., Elvis, M., Wilkes, B.J., Willner, S.P., Oey, M.S.,    
          Polomski, E., Bechtold, J., Green, R.F. 1989, APJ, 345, L13.          
          Weak bump quasars                                                     

   2091   McDowell, J.C., Canizares, C., Elvis, M., Lawrence, A., Markoff, S.,  
          Mathur, S., Wilkes, M.J. 1995, APJ, 450, 585.    
          The unusual quasar PG 1407+265                                        

   2092   McEwen, A.S., Johnson, T.V., Matson, D.L., Soderblom, L.A.       
          1988, ICARUS, 75, 450.                                 
          The global distribution, abundance, and stability of SO2 on Io        

   2093   McFadden, L.A., A'Hearn, M.F., Feldman, P.D., Roettger, E.E.,         
          Edsall, D.M., Butterworth, P.S. 1987, A&A, 187, 333.                  
          Activity of comet P/Halley 23-25 March, 1986: IUE observations        

   2094   McFadden, L.A., A'Hearn, M.F., Feldman, P.D., Bohnhardt, H.,          
          Rahe, J., Festou, M.C., Brandt, J.C., Maran, S.P., Niedner, M.B.,     
          Smith, A.M., Schleicher, D.G. 1987, ICARUS, 69, 329.                  
          Ultraviolet spectrophotometry of Comet Giacobini-Zinner during the ICE
          encounter                                                             

   2095   McGrath, M.A., Feldman, P.D., Ballester, G.E., Moos, H.W.   
          1989, GRL, 16, 583.                                         
          IUE observations of the Jovian dayglow emission                       

   2096   McGrath, M.A., Ballester, G.E., Moos, H.W. 1990, JGR, 95, 10365.      
          Jovian H2 dayglow emission (1978-1989)                                

   2097   McGrath, M.A. 1991, GRL, 18, 1931.               
          An unusual change in the Jovian Lyman-alpha bulge                     

   2098   McGrath, M.A., Clarke, J.T. 1992, JGR, 97, 13691.
          H I Lyman alpha emission from Saturn (1980-1990)                      

   2099   McGrath, M.A., Feldman, P.D., Strobel, D.F., Moos, H.W.,              
          Ballester, G.E. 1993, APJ, 415, L55.             
          Detection of [O II] 2471 from the Io plasma torus                     

   2100   McLachlan, A., Nandy, K. 1984, MNRAS, 207, 355.  
          Interstellar CO in the direction of the runaway star AE Aurigae       

   2101   McLachlan, A., Nandy, K. 1984, OBS, 104, 29.     
          On the reality of the 2800 A interstellar absorption feature          
          attributed to proteins                                                

   2102   McQuade, K., Calzetti, D., Kinney, A.L. 1995, APJS, 97, 331.          
          Ultraviolet to optical spectral distributions of northern star-forming
          galaxies                                                              

   2103   Meaburn, J. 1982, A&A, 114, 367.                 
          The visible and ultraviolet continuum from a Herbig-Haro object in the
          core of M16 (NGC 6611)                                                

   2104   Meaburn, J., Walsh, J.R. 1984, A&A, 138, 36.     
          The continuum from the Herbig-Haro object M16-HH 1 from 1200 A to 2.2 
          microns                                                               

   2105   Meatheringham, S.J., Maran, S.P., Stecher, T.P.,                      
          Michalitsianos, A.G., Gull, T.R., Aller, L.H., Keyes, C.D.  
          1990, ApJ, 361, 101.                                        
          An extremely carbon-poor planetary nebula in the Small Magellanic     
          Cloud                                                                 

   2106   Megier, A. 1995, MNRAS, 274, 388.                
          Average unreddened UV flux distributions of OB dwarfs                 

   2107   Meier, D.L., Terlevich, R. 1981, APJ, 246, L109. 
          Extragalactic H II regions in the UV: implications for primeval       
          galaxies                                                              

   2108   Meier, R., A'Hearn, M. 1997, Icarus, 127, 121.   
           Atomic sulfur in cometary comae based on uv spectra of the           
           SI triplet near 1814 Angs                                            

   2109   Meier, S.R., Kafatos, M., Fahey, R.P., Michalitsianos, G.  
          1994, ApJS, 94, 183.                                         
          A far-ultraviolet atlas of symbiotic stars observed with IUE. I. The  
          SWP range                                                             

   2110   Meier, S.R., Kafatos, M. 1995, APJ, 451, 459.    
          Ultraviolet temporal variability of the peculiar star R Aquarll       

   2111   Mentese, H.H. 1988, AP&SS, 146, 27.              
          Column densities of interstellar matter in the direction of the star  
          Kappa Cas (B1 Ia)                                                     

   2112   Mentese, H.H. 1992, AP&SS, 187, 127.             
          Relation between element depletion and interstellar reddening in the  
          direction of OB stars                                                 

   2113   Mentese, H.H. 1994, AP&SS, 220, 279.             
          Column densities of interstellar gas in the direction of the star     
          Epsilon Ori (B0 Ia)                                                   

   2114   Meurer, G.R., Cacciari, C., Freeman, K.C. 1990, AJ, 99, 1124.         
          Ultraviolet colors as age indicators for LMC clusters                 

   2115   Meurer, G., Freeman, K., Dopita, M., Cacciari, C. 1992, AJ, 103, 60.
          NGC 1705. I. Stellar populations and mass loss via a galactic wind    

   2116   Meurer, G.R., Heckman, T.M., Leitherer, C., Kinney, A., Robert, C.,   
          Garnett, D.R. 1995, AJ, 110, 2665.               
          Starburst and star clusters in the ultraviolet                        

   2117   Meyer, D.M. 1990, APJ, 364, L5.                  
          Small-scale structure in the diffuse interstellar medium              

   2118   Meyer, F., Meyer-Hofmeister, E. 1989, A&A, 221, 36.                   
          Constraints from the UV delay in dwarf nova outbursts                 

   2119   Michalitsianos, A.G., Kafatos, M., Hobbs, R.W. 1980, APJ, 237, 506.   
          IUE observations of circumstellar emission from the late type variable
          R Aquarii (M7 + pec)                                                  

   2120   Michalitsianos, A.G., Kafatos, M., Hobbs, R.W. 1980, APJ, 241, 774.   
          IUE observations of a luminous M supergiant that exhibits emission    
          continuum in the far ultraviolet                                      

   2121   Michalitsianos, A.G., Kafatos, M., Hobbs, R.W., Maran, S.P.      
          1980, NATURE, 284, 148.                                
          IUE observations of the hot components in two symbiotic stars         

   2122   Michalitsianos, A.G., Kafatos, M., Feibelman, W.A., Wallerstein, G.   
          1982, A&A, 109, 136.                             
          A brightening of the symbiotic variable SY Muscae                     

   2123   Michalitsianos, A.G., Kafatos, M. 1982, APJ, 262, L47.                
          International Ultraviolet Explorer observations of the R Aquarii Jet  

   2124   Michalitsianos, A.G., Kafatos, M., Feibelman, W.A., Hobbs, R.W.  
          1982, APJ, 253, 735.                                   
          Ultraviolet observations of four symbiotic stars                      

   2125   Michalitsianos, A.G., Kafatos, M. 1984, MNRAS, 207, 575.              
          Variable ultraviolet emission in SY Muscae                            

   2126   Michalitsianos, A.G., Hollis, J.M., Kafatos, M. 1986, CJP, 64, 523.   
          Jet activity in the symbiotic variable R Aquarii                      

   2127   Michalitsianos, A.G., Kafatos, M., Fahey, R.P., Viotti, R.,           
          Cassatella, A., Altamore, A. 1988, APJ, 331, 477.
          The C IV doublet ratio intensity effect in symbiotic stars            

   2128   Michalitsianos, A.G., Kafatos, M., Shore, S.N. 1989, APJ, 341, 367.   
          Sanduleak's Star (LMC Anonymous): its similarity in the               
          far-ultraviolet with the luminous object Eta Carinae and SN 1987A     

   2129   Michalitsianos, A.G., Maran, S.P., Oliversen, R.J., Bopp, B.,         
          Kontizas, E., Dapergolas, A., Kontizas, M. 1991, APJ, 371, 761.       
          Observations of the peculiar object MWC 560 in outburst               

   2130   Michalitsianos, A.G., Kafatos, M., Meier, S.R. 1992, APJ, 389, 649.   
          Fe II fluorescence and anomalous C IV doublet intensities in symbiotic
          novae                                                                 

   2131   Michalitsianos, A.G., Perez, M., Shore, S.N., Maran, S.P.,            
          Karovska, M., Sonneborn, G., Webb, J.R., Barnes III, T.G.,            
          Frueh, M.L., Oliversen, R.J., Starrfield, S.G. 1993, APJ, 409, L53.   
          Ultraviolet continuum variability and visual flickering in the        
          peculiar object MWC 560                                               

   2132   Michalitsianos, A.G., Nichols-Bohlin, J., Bruhweiler, F.C.,           
          Kazanas, D., Kondo, Y., De La Pena, M., Maran, S.P., Meylan, T.,      
          Perez, M., Thompson, R. 1993, APJ, 417, L57.     
          Detection of far-ultraviolet high-excitation line emission and        
          Lyman-beta absorption in the gravitational lens Q 0957+561            

   2133   Michalitsianos, A.G., Perez, M., Kafatos, M. 1994, APJ, 423, 441.     
          Evidence signaling the start of enhanced counterjet flow in the       
          symbiotic system R Aquarii                                            

   2134   Michalitsianos, A.G., Oliversen, R.J. 1995, APJ, 439, 599.            
          The ultraviolet spectrum of the gravitational lens candidateUM 425 =  
          QSO 1120+019: evidence for broad absorption line (BAL) structure      

   2135   Michalitsianos, A.G., Oliversen, R., Nichols, J. 1996, ApJ, 461, 593  
           Detection of OVI 1033 Angstrom emission and far-ultraviolet          
           spectral variability in the gravitational lens PG1115+080            

   2136   Michalitsianos, A.G., Oliversen, R., Maran, S. 1996, ApJ, 458, 67.    
           Far-ultraviolet spectral variablilty in the gravitational lens       
           candidate UM425                                                      

   2137   Middlemass, D. 1988, MNRAS, 231, 1025.           
          Magnesium abundances in planetary nebulae and interstellar absorption 
          of Mg II lambda 2800 A                                                

   2138   Middlemass, D., Clegg, R.E.S., Walsh, J.R. 1989, MNRAS, 239, 1.       
          The giant haloes of NGC 6543 and 6826                                 

   2139   Middlemass, D. 1990, MNRAS, 244, 294.            
          A model for the planetary nebula NGC 7027                             

   2140   Mikolajewska, J., Selvelli, P.L., Hack, M. 1988, A&A, 198, 150.       
          IUE low resolution observations of the symbiotic star CH Cygni in     
          1979-1986                                                             

   2141   Mikolajewska, J., Kenyon, S.J., Mikolajewski, M. 1989, AJ, 98, 1427.  
          On the nature of the symbiotic star BF Cygni                          

   2142   Mikolajewska, J., Kenyon, S.J. 1992, AJ, 103, 579.                    
          On the nature of the symbiotic binary AX Persei                       

   2143   Mikolajewska, J., Kenyon, S.J. 1992, MNRAS, 256, 177.                 
          On the nova-like eruptions of symbiotic binaries                      

   2144   Mila Mitra, P., Dufour, R.J. 1990, MNRAS, 242, 98.                    
          Spectrophotometry of the shell around AG Carinae                      

   2145   Milone, E.F., Stagg, C.R., Kurucz, R.L. 1992, APJS, 79, 123.          
          The eclipsing binary AI Phoenicis: new results based on an improved   
          light curve analysis program                                          

   2146   Miralda-Escude, J., Ostriker, J.P. 1990, APJ, 350, 1.                 
          What produces the ionizing background at large redshift?              

   2147   Miroshnichenko, A. 1996, A&A, 312, 941.          
           MWC 314: a high luminosity peculiar Be star                          

   2148   Mittaz, J.P.D., Penston, M.V., Snijders, M.A.J. 1990, MNRAS, 242, 370.
          Ultraviolet variability of NGC 4151: a study using principal component
          analysis                                                              

   2149   Modigliani, A., Patriarchi, P., Perinotto, M. 1993, APJ, 415, 258.    
          Winds in central stars of planetary nebulae                           

   2150   Moehler, S., Heber, U., de Boer, K.S. 1990, A&A, 239, 265.            
          Hot subluminous stars at high galactic latitudes. II. Physical        
          parameters and distances of 37 sdB stars                              

   2151   Moehler, S., Heber, U., Rupprecht, G. 1997, A&A, 319, 109.            
           Hot HB stars in globular clusters: physical parameters and           
           consequnces for theory, III. NGC6752 and its long blue vertical      
           branch.                                         

   2152   Moffat, A.F.J., Koenigsberger, G., Auer, L.H. 1989, APJ, 344, 734.    
          IUE observations of Wolf-Rayet binary systems in the Small Magellanic 
          Cloud                                                                 

   2153   Molaro, P., Morossi, C., Ramella, M. 1983, A&A, 119, 160.             
          Evidence for outburst in the shell star 17 Lep derived from           
          ultraviolet spectra                                                   

   2154   Molaro, P., Morossi, C., Ramella, M., Franco, M. 1983, A&A, 127, L3.  
          Superionization in the A0 V star HD 119921                            

   2155   Molaro, P., Beckman, J. 1984, A&A, 139, 394.     
          An upper limit to the abundance of Be 9 in the Population II star HD  
          76932 from a high resolution spectrum with IUE                        

   2156   Molaro, P., Vladilo, G., Beckman, J.E. 1986, A&A, 161, 339.           
          Distribution of Mg II in the local interstellar medium towards eight  
          cool giants                                                           

   2157   Molaro, P., Vladilo, G. 1989, AP&SS, 156, 107.   
          Some considerations on the non-detection of interstellar Li and B     
          towards the SN 1987A                                                  

   2158   Molendi, S., Maraschi, L., Stella, L. 1992, MNRAS, 255, 27.           
          Variability of the optical-UV continuum in NGC 5548: implications for 
          accretion-disc models                                                 

   2159   Monier, R., Halpern, J.P. 1987, APJ, 315, L17.   
          The X-ray spectrum of NGC 1068                                        

   2160   Monier, R., Megessier, C. 1990, A&A, 237, 402.   
          LTE analysis of the far-ultraviolet variations of 21 Comae            

   2161   Monier, R. 1990, AJ, 100, 884.                   
          Rapid line variations in the far-ultraviolet spectrum of 21 Com. I.   
          The 1979 event                                                        

   2162   Monier, R. 1991, AJ, 102, 234.                   
          The ultraviolet variations of Delta Scuti                             

   2163   Monier, R., Megessier, C. 1992, A&A, 256, 205.   
          The energy distribution of 21 Comae Berenices (A3p): comparison to    
          standard stars of similar spectral types and modeling                 

   2164   Monier, R. 1992, A&A, 263, 175.                  
          Application of the infrared flux method to 3 cool Ap stars (78        
          Virginis, 52 Herculis A and CS Virginis) and comparison of their      
          energy distributions to model atmospheres                             

   2165   Monier, R., Kreidl, T.J. 1994, A&A, 284, 210.    
          The ultraviolet variations of the Delta Scuti stars 44 Tauri and 71   
          Tauri                                                                 

   2166   Monsignori Fossi, B.C., Landini, M. 1994, A&A, 284, 900.              
          The EUV spectrum of AU Microscopii: temperature and density diagnostic
          from EUVE Spectrometers observations                                  

   2167   Monsignori Fossi, B.C., Landini, M., Drake, J.J., Cully, S.L.    
          1995, A&A, 302, 193.                                   
          The EUV spectrum of AT Microscopii                                    

   2168   Montesinos, B., Cassatella, A., Gonzalez-Riestra, R.,                 
          Fernandez-Castro, T., Eiroa, C., Jimenez-Fuensalida, J.     
          1990, ApJ, 363, 245.                                        
          Ultraviolet and infrared monitoring of FG Sagittae during 1982-1989:  
          evolutionary status                                                   

   2169   Montgomery, A.S., Bates, B., Davies, R.D., Kemp, S.N.     
          1993, MNRAS, 263, 131.                                        
          IUE and H I observations of gas components towards HD 174632          

   2170   Moore, V., Hunt, G.E., Caldwell, J., Owen, T., Encrenaz, Th.,         
          Combes, M. 1983, GRL, 10, 1196.                  
          Observations of the UV spectrum of Saturn from 3200 A to 1400 A with  
          IUE                                                                   

   2171   Moos, H.W., Clarke, J.T. 1979, APJ, 229, L107.   
          Detection of acetylene in the Saturnian atmosphere using the IUE      
          satellite                                                             

   2172   Moos, H.W., Clarke, J.T. 1981, APJ, 247, 354.    
          Ultraviolet observations of the Io Torus from the IUE observatory     

   2173   Moos, H.W., Durrance, S.T., Skinner, T.E., Feldman, P.D.,             
          Bertaux, J.-L., Festou, M.C. 1983, APJ, 275, L19.
          IUE spectrum of the Io Torus: identification of the 5S2>3P2,1         
          transition of S III                                                   

   2174   Moos, H.W., Skinner, T.E., Durrance, S.T., Feldman, P.D.,             
          Festou, M.C., Bertaux, J.-L. 1985, APJ, 294, 369.
          Long-term stability of the Io high-temperature plasma torus           

   2175   Moos, H.W., Feldman, P.D., Durrance, S.T., Blair, W.P., Bowers, C.W., 
          Davidsen, A.F., Dixon, W.V., Ferguson, H.C., Henry, R.C.,             
          Kimble, R.A., Kriss, G.A., Kruk, J.W., Long, K.S., Vancura, O.   
          1991, APJ, 382, L105.                                  
          Determination of ionic abundances in the Io torus using the Hopkins   
          Ultraviolet Telescope                                                 

   2176   Morgan, D.H., McLachlan, A., Nandy, K. 1982, MNRAS, 198, 779.         
          Interstellar extinction in the Perseus arm                            

   2177   Morgan, S., Bohm-Vitense, E. 1988, AJ, 96, 1373. 
          ISM chemical abundances in two intermediate-velocity clouds in the    
          line of sight to SN 1987A                                             

   2178   Morini, M., Scarsi, L., Molteni, D., Salvati, M., Perola, G.C.,       
          Piro, L., Simari, G., Boksenberg, A., Penston, M.V.,                  
          Snijders, M.A.J., Bromage, G.E., Clavel, J., Elvius, A.,              
          Ulrich, M.-H. 1986, APJ, 307, 486.               
          Simultaneous EXOSAT and IUE observations of Fairall 9: short and long 
          term variability                                                      

   2179   Morossi, C., Franchini, M., Malagnini, M.L., Kurucz, R.L., Buser, R.  
          1993, A&A, 277, 173.                             
          Cool stars: spectral energy distributions and model atmosphere fluxes 

   2180   Morris, P., Conti, P.S., Lamers, H.J.G.L.M., Koenigsberger, G.   
          1993, APJ, 414, L25.                                   
          The "Baldwin Effect" in Wolf-Rayet stars                              

   2181   Morris, P.W., Brownsberger, K.R., Conti, P.S., Massey, P.,            
          Vacca, W.D. 1993, APJ, 412, 324.                 
          Spectrophotometry of Wolf-Rayet stars. I. Continuum energy            
          distributions                                                         

   2182   Morrissey, P.F., Feldman, P.D., McGrath, M.A., Wolven, B.C.,          
           Moos, H.W. 1995, ApJ, 454, 65.                  
           The ultraviolet reflectivity of Jupiter at 3.5 Angstrom resolution   
           from Astro-1 and Astro-2                                             

   2183   Morvan, E., Vauclair, G., Vauclair, S. 1986, A&A, 163, 145.           
          Silicon abundances in Feige 24 and Wolf 1346: results of the diffusion
          theory                                                                

   2184   Motch, C., Stella, L., Janot-Pacheco, E., Mouchet, M.  
          1991, ApJ, 369, 490.
          Accretion mechanisms in the Be/X-ray transient system A0535+26        

   2185   Mouchet, M., Bonnet-Bidaud, J.M., Ilovaisky, S.A., Chevalier, C. 
          1981, A&A, 102, 31.                                    
          The ultraviolet spectrum of the X-ray source 2A 0526-33               

   2186   Mouchet, M., Bonnet-Bidaud, J.M., Buckley, D.A.H., Tuohy, I.R.   
          1991, A&A, 250, 99.                                    
          The UV variability of the intermediate polars TW Pictoris (H 0534-581)
          and TX Columbae (1H 0542-407)                                         

   2187   Mouchet, M., Siess, L., Drew, J., Lasota, J.P., Buckley, D.,          
           Bonnet-Bidaud, J. 1996, A&A, 306, 212.          
           A wind in the intermediate polar candidate H0551-819 ?               

   2188   Muci, A.M., Blanco, A., Fonti, S., Orofino, V. 1994, APJ, 436, 831.   
          Ultraviolet spectra of amorphous carbon grains: comparison with the   
          circumstellar extinction around C-rich objects                        

   2189   Mueller, B.E.A., Nussbaumer, H. 1985, A&A, 145, 144.                  
          The ultraviolet spectrum of the symbiotic star HM Sge                 

   2190   Mueller, B.E.A., Nussbaumer, H., Schmutz, W. 1986, A&A, 154, 313.     
          The ultraviolet variability of the symbiotic star HBV 475. II. Study  
          of line flux variations                                               

   2191   Muerset, U. 1995, PASP, 107, 92.                 
           The hot stars in symbiotic systems                                   

   2192   Muerset, U., Schild, H., Vogel, M. 1996, A&A, 307, 516.               
           Extragalactic symbiotic systems, III: The stellar components of      
           the systems in the Magellanic Clouds                                 

   2193   Mufson, S.L., Hutter, D.J., Hackney, K.R., Hackney, R.L., Urry, C.M., 
          Mushotzky, R.F., Kondo, Y., Wisniewski, W.Z., Aller, H.D.,            
          Aller, M.F., Hodge, P.E. 1984, APJ, 285, 571.    
          Coordinated multifrequency observations of the BL Lacertae objects    
          Markarian 180 and Markarian 501                                       

   2194   Mufson, S.L., McCollough, M.L., Dickel, J.R., Petre, R., White, R.,   
          Chevalier, R. 1986, AJ, 92, 1349.                
          A multiwavelength investigation of the supernova remnant IC 443       

   2195   Mufson, S.L., Hutter, D.J., Kondo, Y., Urry, C.M., Wisniewski, W.Z.   
          1990, AP, 354, 116.                              
          An evolving relativistic jet model for the BL Lacertae object         
          Markarian 421                                                         

   2196   Mukai, K., Bonnet-Bidaud, J.M., Charles, P.A., Corbet, R.H.D.,        
          Maraschi, L., Osborne, J.P., Smale, A.P., Treves, A.,                 
          van der Klis, M., van Paradijs, J. 1986, MNRAS, 221, 839.             
          A multi-wavelength study of the long-period AM Her system E 2003+225 -
          II. Changes in the accretion geometry                                 

   2197   Mukherjee, S., Bhattacharya, U., Parui, S., Gupta, R., Gulati, R.     
           1996, Ap&SS, 239, 361.                          
           A multi-layered backpropagation artificial neural network algorithm  
           for UV spectral classification                                       

   2198   Mulchaey, J.S., Mushotzky, R.F., Weaver, K.A. 1992, APJ, 390, L69.    
          Hard X-ray tests of the unified model for an ultraviolet-detected     
          sample of Seyfert 2 galaxies                                          

   2199   Mulchaey, J.S., Koratkar, A., Ward, M.J., Wilson, A.S., Whittle, M.,  
          Antonucci, R.R.J., Kinney, A.L., Hurt, T. 1994, APJ, 436, 586.        
          Multiwavelength tests of the dusty torus model for Seyfert galaxies   

   2200   Mullan, D.J., Stencel, R.E. 1982, APJ, 253, 716. 
          Magnesium emission variability among late-type giant stars            

   2201   Mullan, D.J. 1984, APJ, 283, 303.                
          Corotating interaction regions in stellar winds                       

   2202   Mullan, D.J. 1984, APJ, 284, 769.                
          Asymmetries in stellar Mg II h and k and Ca II H and K line profiles: 
          discrepancies between Mg and Ca asymmetries                           

   2203   Mullan, D.J., Sion, E.M., Bruhweiler, F.C., Carpenter, K.G. 
          1989, ApJ, 339, L33.                                        
          Evidence for a cool wind from the K2 dwarf in the detached binary V471
          Tauri                                                                 

   2204   Mullan, D., Shipman, H., Sion, E., MacDonald, J. 1991, APJ, 374, 707.
          Inefficient accretion by the DA2 white dwarf in V471 Tauri            

   2205   Munari, U., Margoni, R., Mammano, A. 1988, A&A, 202, 83.              
          A probable non-degenerate H-burning flash on the white dwarf of the   
          symbiotic slow nova V1329 Cygni                                       

   2206   Munari, U. 1989, A&A, 208, 63.                   
          Studies of symbiotic stars. I. Location of the UV emitting regions in 
          6 S-type systems monitored by the IUE satellite                       

   2207   Munari, U., Buson, L.M. 1991, A&A, 249, 141.     
          Studies of symbiotic stars. IV. IUE-optical-IR observations of AS 360 

   2208   Munari, U., Whitelock, P.A., Gilmore, A.C., Blanco, C., Massone, G.,  
          Schmeer, P. 1992, AJ, 104, 262.                  
          The ongoing outburst of the eclipsing symbiotic nova AS 296: the first
          1200 days                                                             

   2209   Munari, U., Buson, L.M. 1992, A&A, 255, 158.     
          Studies of symbiotic stars. V. The dust-free yellow system He 2-467   

   2210   Munari, U. 1992, A&A, 257, 163.                  
          Studies of symbiotic stars. VI. The eclipsing symbiotic nova AS 338   

   2211   Munari, U. 1993, A&A, 273, 425.                  
          Studies of symbiotic stars. VII. EG Andromedae                        

   2212   Munari, U., Buson, L.M. 1993, MNRAS, 263, 267.   
          Heavy mass loss from the symbiotic star AS 304                        

   2213   Munari, U., Buson, L.M. 1994, A&A, 287, 87.      
          The ultraviolet spectra of the symbiotic stars MWC 960, FN Sgr, SS 29,
          and Draco C-1                                                         

   2214   Mundt, R., Appenzeller, I., Bertout, U., Chavarria, C., Krautter, J.  
          1981, A&A, 93, 412.                              
          IUE observations of V1331 Cyg                                         

   2215   Mundt, R., Witt, A.N. 1983, APJ, 270, L59.       
          On the contributions of the Orion reflection nebulosity to the        
          continuous UV spectrum of the Herbig-Haro objects HH 1 and HH 2 and of
          the C-S star                                                          

   2216   Muratorio, G., Viotti, R., Friedjung, M., Baratta, G.B., Rossi, C.    
          1992, A&A, 258, 423.                             
          The spectrum of the VV Cephei star KQ Puppis. IV. The Fe II spectrum, 
          level population and spectral synthesis                               

   2217   Murset, U., Nussbaumer, H., Schmid, H.M., Vogel, M.    
          1991, A&A, 248, 458.
          Temperature and luminosity of hot components in symbiotic stars       

   2218   Murset, U., Nussbaumer, H. 1994, A&A, 282, 586.  
          Temperatures and luminosities of symbiotic novae                      

   2219   Murthy, J., Henry, R.C., Moos, H.W., Landsman, W.B., Linsky, J.L.,    
          Vidal-Madjar, A., Gry, C. 1987, APJ, 315, 675.   
          IUE observations of hydrogen and deuterium in the local interstellar  
          medium                                                                

   2220   Murthy, J., Wofford, J.B., Henry, R.C., Moos, H.W., Vidal-Madjar, A., 
          Linsky, J.L., Gry, C. 1989, APJ, 336, 949.       
          IUE observations of the interstellar medium toward Beta Geminorum     

   2221   Murthy, J., Henry, R.C., Moos, H.W., Vidal-Madjar, A., Linsky, J.L.,  
          Gry, C. 1990, APJ, 356, 223.                     
          Studies of H I and D I in the local interstellar medium               

   2222   Murty, P.S. 1982, M&P, 26, 101.                  
          CO in the IUE spectrum of Comet Bradfield (1979l)                     

   2223   Na, C.Y., Esposito, L.W., McClintock, W.E., Barth, C.A.  
          1994, ICARUS 112, 389.                                        
          Sulfur dioxide in the atmosphere of Venus. II. Modeling results       

   2224   Nandra, K., Turner, T.J., George, I.M., Fabian, A.C., Shrader, C.,    
          Sun, W.-H. 1995, MNRAS, 273, 85.                 
          Soft X-ray and ultraviolet observations of Mrk 841: implications for  
          the blue bump                                                         

   2225   Nandy, K., Morgan, D.H. 1978, NATURE, 276, 478.  
          IUE observations of Large Magellanic Cloud members and detection of   
          the 2200 Angstrom feature                                             

   2226   Nandy, K., Morgan, D.H., Willis, A.J., Gondhalekar, P.M.  
          1980, MNRAS, 193, 43P.                                        
          A Large Magellanic Cloud member intermediate between Of and WN7       

   2227   Nandy, K., Morgan, D.H. 1980, MNRAS, 192, 905.   
          IUE observations of Large Magellanic Cloud members                    

   2228   Nandy, K., Morgan, D.H., Willis, A.J., Wilson, R., Gondhalekar, P.M., 
          Houziaux, L. 1980, NATURE, 283, 725.             
          Interstellar extinction in the Large Magellanic Cloud                 

   2229   Nandy, K., Morgan, D.H., Willis, A.J., Wilson, R., Gondhalekar, P.M.  
          1981, MNRAS, 196, 955.                           
          Interstellar extinction in the Large Magellanic Cloud                 

   2230   Nandy, K., McLachlan, A., Thompson, G.I., Morgan, D.H., Willis, A.J., 
          Wilson, R., Gondhalekar, P.M., Houziaux, L. 1982, MNRAS, 201, 1P.     
          Interstellar extinction in the Small Magellanic Cloud                 

   2231   Nandy, K., Thompson, G.I., Morgan, D.H., Willis, A.J., Wilson, R.,    
          Houziaux, L. 1983, MNRAS, 205, 231.              
          Visible and UV observations of the giant early-type members of the    
          Large Magellanic Cloud                                                

   2232   Napiwotzki, R., Schonberner, D., Weidemann, V. 1991, A&A, 243, L5.    
          A new case for strong main sequence core overshooting                 

   2233   Napiwotzki, R., Barstow, M.A., Fleming, T., Holweger, H., Jordan, S., 
          Werner, K. 1993, A&A, 278, 478.                  
          Analysis of the DA white dwarf HZ 43A and its companion star          

   2234   Napiwotzki, R., Heber, U., Koppen, J. 1994, A&A, 292, 239.            
          Analysis of BD +33 2642: a newly detected planetary nebula in the     
          galactic halo and its central star                                    

   2235   Naylor, T., Bath, G.T., Charles, P.A., Hassall, B.J.M.,               
          Sonneborn, G., van der Woerd, H., van Paradijs, J.   
          1988, MNRAS, 231, 237.
          The 1985 May superoutburst of the dwarf nova OY Carinae - II. IUE and 
          EXOSAT observations                                                   

   2236   Naylor, T., Charles, P.A., Drew, J.E., Hassall, B.J.M.    
          1988, MNRAS, 233, 285.                                        
          Spectroscopy of the M15 X-ray source: discovery of binary motion and  
          an unusual systemic velocity                                          

   2237   Naylor, T. 1989, MNRAS, 238, 587.                
          IUE archive observations of dwarf nova WZ Sge during outburst         

   2238   Naylor, T., Charles, P.A., Hassall, B.J.M., Raymond, J.C.,            
          Nassiopoulos, G. 1992, MNRAS, 255, 1.            
          UV spectroscopy of the X-ray binary AC 211 (= 4U 2127+11) in M 15     

   2239   Neff, J.E., Walter, F.M., Rodono, M., Linsky, J.L. 1989, A&A, 215, 79.
          Rotational modulation and flares on RS Canum Venaticorum and BY       
          Draconis stars. XI. Ultraviolet spectral images of AR Lacertae in     
          September 1985                                                        

   2240   Neff, J., Ellis, T., Apt, T., Bergstralh, J. 1985, ICARUS, 62, 425.
          Bolometric albedos of Titan, Uranus, and Neptune                      

   2241   Neff, S.G., Fanelli, M.N., Roberts, L.J., O'Connell, R.W.,            
          Bohlin, R., Roberts, M., Smith, A., Stecher, T. 1994, APJ, 430, 545.
          Ultraviolet imaging of the AGN+starburst galaxy NGC 1068              

   2242   Neff, S.G., Pagano, I., Rodono, M., Brown, A., Dempsey, R., Fox, D.,  
           Linsky, J. 1996, A&A, 310, 173.                 
           Rotational modulation and flares on RS Canum Venaticorum and         
           BY Draconis stars, XIX: Simultaneous IUE, ROSAT, VLA and visual      
           observations of T Pyxidis                                            

   2243   Nelan, E.P., Wegner, G. 1985, APJ, 289, L31.     
          Identification of the 1400 and 1600 A features observed in the        
          ultraviolet spectra of DA white dwarfs                                

   2244   Nelson, B.O. 1996, ApJ, 465, L87.                
           A correlated optical-infrared outburst of Markarian 744: the         
           strongest evidence yet for thermal dust reverberation                

   2245   Nelson, R.M., Lane, A.L., Matson, D.L., Veeder, G.J., Buratti, B.J.,  
          Tedesco, E.F. 1987, ICARUS, 72, 358.             
          Spectral geometric albedos of the Galilean satellites from 0.24 to    
          0.34 micrometers: observations with the International Ultraviolet     
          Explorer                                                              

   2246   Nelson, R., Smythe, W., Hapke, B., Cohen, A. 1990, ICARUS, 85, 326.
          On the effect of X-rays on the color of elemental sulfur: implications
          for Jupiter's satellite Io                                            

   2247   Nemry, F., Surdej, J., Hernaiz, A. 1991, A&A, 247, 469.               
          Pollution of P Cygni line profiles by Fe IV and Fe V photospheric     
          absorption in the ultraviolet spectrum of O-type stars                

   2248   Nesci, R. 1981, A&A, 99, 120.                    
          Theoretical and observed UV energy distributions of 7 globular        
          clusters                                                              

   2249   Nesci, R. 1983, A&A, 121, 226.                   
          An ultraviolet approach to M15                                        

   2250   Nesci, R. 1983, A&A, 121, 325.                   
          Predicted and observed UV spectrum of M5                              

   2251   Nesci, R., Perola, G.C. 1985, A&A, 145, 296.     
          The ultraviolet spectra of normal elliptical galaxies: a population   
          synthesis approach                                                    

   2252   Netzer, H. 1985, APJ, 289, 451.                  
          The far-ultraviolet continuum of quasars and the universe at Z > 4    

   2253   Netzer, H., Wamsteker, W., Wills, B.J., Wills, D. 1985, APJ, 292, 143.
          The ultraviolet spectra of active galaxies with weak optical Fe II    
          lines                                                                 

   2254   Netzer, H., Kollatschny, W., Fricke, K.J. 1987, A&A, 171, 41.         
          Study of multiple nucleus galaxies.  II. Mkn 739                      

   2255   Netzer, H., Maoz, D. 1990, APJ, 365, L5.         
          On the emission-line response to continuum variations in the Seyfert  
          galaxy NGC 5548                                                       

   2256   Netzer, H., Laor, A., Gondhalekar, P.M. 1992, MNRAS, 254, 15.         
          Quasar discs - III. Line and continuum correlations                   

   2257   Neugebauer, G., Morton, D., Oke, J.B., Becklin, E.E., Daltabuit, E.,  
          Matthews, K., Persson, S.E., Smith, A.M., Soifer, B.T.,               
          Torres-Peimbert, S., Wynn-Williams, C.G. 1980, APJ, 238, 502.         
          Recombination spectrum and reddening in NGC 1068                      

   2258   Newmark, J.S., Buzasi, D.L., Huenemoerder, D.P., Ramsey, L.W.,        
          Barden, S.C., Nations, H.L., Seeds, M.A. 1990, AJ, 100, 560.          
          Coordinated optical and ultraviolet observations of DH Leo            

   2259   Nichols, J.S., Fesen, R.A. 1994, A&A, 291, 283.  
          The origin of extended interstellar shells around Wolf-Rayet stars    
          having bright optical ring nebulae                                    

   2260   Nichols-Bohlin, J., Fesen, R.A. 1986, AJ, 92, 642.                    
          High-velocity interstellar gas in the line of sight to the Wolf-Rayet 
          star HD 50896                                                         

   2261   Nichols-Bohlin, J., Fesen, R.A. 1990, APJ, 353, 281.                  
          High-velocity interstellar gas in the lines of sight to the Wolf-Rayet
          stars HD 97152 and HD 96548                                           

   2262   Nichols-Bohlin, J., Fesen, R.A. 1993, AJ, 105, 671.                   
          The violent interstellar environment around the Wolf-Rayet star HD    
          192163                                                                

   2263   Nichols-Bohlin, J., Linsky, J. 1996, AJ, 111, 517.                    
           The Final Archive and recalibration of the International             
           Ultraviolet Explorer (IUE) satellite                                 

   2264   Niedzielski, A., Rochowicz, K. 1994, A&AS, 108, 669.                  
          Low resolution IUE spectra of Wolf-Rayet stars                        

   2265   Norgaard-Nielsen, H.U., Kjaergaard, P. 1981, A&A, 93, 290.            
          The ultraviolet spectrum of the normal giant elliptical NGC 4472      

   2266   Norgaard-Nielsen, H., Jorgensen, H.E., Hansen, L. 1984, A&A, 135, L3.
          Detection of diffuse Lyman alpha emission from the cD Galaxy in Abell 
          1795                                                                  

   2267   Norgaard-Nielsen, H., Hansen, L., Jorgensen, H.E. 1990, A&A, 240, 70.
          Off-nucleus IUE observations of NGC 1275                              

   2268   North, P., Lanz, T. 1991, A&A, 251, 489.         
          The nature of the F str lambda 4077 stars. IV. Search for white dwarfs
          arouund barium dwarfs                                                 

   2269   Nousek, J.A., Pravdo, S.H. 1983, APJ, 266, L39.  
          IUE observations of E1405-451: a new AM Herculis type cataclysmic     
          variable                                                              

   2270   Nousek, J.A., Shipman, H.L., Holberg, J.B., Liebert, J.,              
          Pravdo, S.H., White, N.E., Giommi, P. 1986, APJ, 309, 230.            
          H1504+65: an extraordinarily hot compact star devoid of hydrogen and  
          helium                                                                

   2271   Nugis, T., Willis, A.J. 1994, A&A, 292, 616.     
          Observations and analyses of the S VI lambda 1975, lambda 1993A lines 
          in the IUE ultraviolet spectra of WN stars                            

   2272   Nussbaumer, H., Schild, H. 1979, A&A, 75, L17.   
          C III observable with IUE                                             

   2273   Nussbaumer, H., Schild, H. 1981, A&A, 101, 118.  
          A model for V1016 Cyg based on the ultraviolet spectrum               

   2274   Nussbaumer, H., Schmutz, W., Smith, L.J., Willis, A.J. 
          1982, A&AS, 47, 257.
          IUE ultraviolet spectrophotometry of 15 galactic Wolf-Rayet stars     

   2275   Nussbaumer, H., Schmutz, W. 1983, A&A, 126, 59.  
          The ultraviolet variability of the symbiotic star HBV 475             

   2276   Nussbaumer, H., Schmutz, W. 1986, A&A, 154, 100. 
          The nitrogen abundance in Wolf-Rayet WC stars                         

   2277   Nussbaumer, H., Schmutz, W., Vogel, M. 1986, A&A, 169, 154.           
          The ultraviolet variability of the symbiotic star HBV 475. III. The   
          periodicity of HBV 475                                                

   2278   Nussbaumer, H., Vogel, M. 1987, A&A, 182, 51.    
          A new approach to symbiotic stars                                     

   2279   Nussbaumer, H., Schmid, H.M. 1988, A&A, 192, L10.
          Discovery of a 9.5-year period in the symbiotic star V1016 Cyg        

   2280   Nussbaumer, H., Schild, H., Schmid, H., Vogel, M. 1988, A&A, 198, 179.
          Relative C, N, O abundances in red giants, planetary nebulae, novae   
          and symbiotic stars                                                   

   2281   Nussbaumer, H., Vogel, M. 1989, A&A, 213, 137.   
          Z Andromedae and the symbiotic phenomenon                             

   2282   Nussbaumer, H., Vogel, M. 1990, A&A, 236, 117.   
          HM Sagittae: the evolution of a symbiotic nova                        

   2283   Nussbaumer, H., Vogel, M. 1991, A&A, 248, 81.    
          IUE and TIRGO observations of the symbiotic star HBV 475              

   2284   Nussbaumer, H., Vogel, M. 1996, A&A, 307, 470.   
           PU Vulpeculae: an eclipsing symbiotic nova                           

   2285   O'Brien, P.T., Gondhalekar, P.M., Wilson, R. 1988, MNRAS, 233, 801.   
          The ultraviolet continuum of quasars - I. The shape of the continuum, 
          continuum reddening and intervening absorption                        

   2286   O'Brien, P.T., Gondhalekar, P.M., Wilson, R. 1988, MNRAS, 233, 845.   
          The ultraviolet continuum of quasars - II. Continuum variability      

   2287   O'Brien, P.T., Zheng, W., Wilson, R. 1989, MNRAS, 240, 741.           
          Broad emission line variability in 3C 273                             

   2288   O'Brien, P.T., Zheng, W. 1990, AP&SS, 171, 77.   
          The structure of the broad line region in Fairall 9                   

   2289   O'Brien, P.T., Harries, T.J. 1991, MNRAS, 250, 133.                   
          Ultraviolet emission-line variability in 3C 273                       

   2290   O'Brien, P.T., Gondhalekar, P.M. 1991, MNRAS, 250, 377.               
          The variable broad emission line spectrum of 4C 37.43                 

   2291   O'Brien, P.T., Goad, M.R., Gondhalekar, P.M. 1994, MNRAS, 268, 845.   
          Response functions as diagnostics of the broad-line region in active  
          galactic nuclei - II. Anisotropic line emission                       

   2292   O'Connell, R.W., Thuan, T.X., Puschell, J.J. 1986, APJ, 303, L37.     
          The strong UV source in the active E galaxy NGC 4552                  

   2293   O'Connell, R.W., Bohlin, R.C., Collins, N.R., Cornett, R.H.,          
          Hill, J.K., Hill, R.S., Landsman, W.B., Roberts, M.S., Smith, A.M.,   
          Stecher, T.P. 1992, APJ, 395, L45.               
          Ultraviolet imaging of old populations in nearby galaxies             

   2294   O'Dell, C.R., Opal, C.B. 1989, APJ, 341, L79.    
          Spectrophotometry near the atmospheric cutoff of the strongest Bowen  
          resonance fluorescence lines of O III in two planetary nebulae        

   2295   O'Donnell, J.E., Cardelli, J.A., Churchwell, E. 1992, AJ, 104, 2161.  
          Ultraviolet emission in the dark cloud toward HD 62542                

   2296   O'Donnell, J.E. 1994, APJ, 422, 158.             
          R-nu-dependent optical and near-ultraviolet extinction                

   2297   Ockert, M., Nelson, R., Lane, A., Matson, D. 1987, ICARUS, 70, 499.
          Europa's ultraviolet absorption band (260 to 320 nm): temporal and    
          spatial evidence from IUE                                             

   2298   Odegard, N., Cassinelli, J.P. 1982, APJ, 256, 568.                    
          X-ray luminosities of B supergiants estimated from ultraviolet        
          resonance lines                                                       

   2299   Oke, J.B., Zimmerman, B. 1979, APJ, 231, L13.    
          IUE and visual spectrophotometry of 3C 120 and Markarian 79           

   2300   Oke, J.B., Bertola, F., Capaccioli, M. 1981, APJ, 243, 453.           
          IUE observations of two elliptical galaxies: NGC 3379 and NGC 4472    

   2301   Oke, J.B., Goodrich, R.W. 1981, APJ, 243, 445.   
          IUE and visual spectrophotometry of Markarian 9, Markarian 10, and 3C 
          390.3                                                                 

   2302   Oke, J.B., Weidemann, V., Koester, D. 1984, APJ, 281, 276.            
          Temperatures and surface gravities of DB white dwarfs                 

   2303   Oke, J., Gunn, J., Hoessel, J. 1996, AJ, 111, 290.                    
           The evolution of red galaxies in Clusters at z=0.5                   

   2304   Olah, K., Budding, E., Butler, C.J., Houdebine, E.R., Gimenez, A.,    
          Zeilik, M. 1992, MNRAS, 259, 302.                
          The interrelation of UV and optical activity diagnostics in HK        
          Lacertae                                                              

   2305   Oliversen, N.A., Anderson, C. 1983, APJ, 268, 250.                    
          Observational studies of the symbiotic stars. II. Emission-line       
          relative intensity variations in CI Cygni, BF Cygni, AX Persei, and   
          V1016 Cygni                                                           

   2306   Oliversen, N.A., Anderson, C.M., Stencel, R.E., Slovak, M.H.     
          1985, APJ, 295, 620.                                   
          Observational studies of the symbiotic stars. III. High-dispersion IUE
          and H alpha observations of EG Andromedae                             

   2307   Olsen, K.A., Hodge, P., Wilcots, E., Pastwick, L. 1997, ApJ, 475, 545 
           LH72, the center of Constellation III                                

   2308   Olson, E. 1982, APJ, 259, 702.                   
          Transient photometric disturbances in Algol-like binaries             

   2309   Onaka, T., Tanaka, W., Watanabe, T., Watanabe, J., Yamaguchi, A.,     
          Nakagiri, M., Kodaira, K., Nakano, M., Sasaki, M., Tsujimura, T.,     
          Yamashita, K. 1989, APJ, 342, 238.               
          Vacuum ultraviolet imagery of the Virgo Cluster region                

   2310   Oranje, B.J., Zwaan, C., Middlekoop, F. 1982, A&A, 110, 30.           
          Magnetic structure in cool stars                                      

   2311   Oranje, B.J., Zwaan, C. 1985, A&A, 147, 265.     
          Magnetic structure in cool stars. VIII. The Mg II h and k surface     
          fluxes in relation to the Mt. Wilson photometric Ca II H and K        
          measurements                                                          

   2312   Oranje, B.J. 1986, A&A, 154, 185.                
          Magnetic structure in cool stars. IX. Ultraviolet emission lines from 
          chromospheres and transition regions                                  

   2313   Ortolani, S., D'Odorico, S. 1980, A&A, 83, L8.   
          A discussion on the nature of the Herbig-Haro object No. 1 from its   
          far UV spectrum                                                       

   2314   Ortolani, S., Rafaneli, P., Rosino, L., Vittone, A. 1980, A&A, 87, 31.
          The recent outburst of the dwarf nova WZ Sagittae                     

   2315   Osborne, J.P., Bonnet-Bidaud, J.M., Bowyer, S., Charles, P.A.,        
          Chiappetti, L., Clarke, J.T., Henry, J.P., Hill, G.J., Kahn, S.,      
          Maraschi, L., Mukai, K., Treves, A., Vrtilek, S.     
          1986, MNRAS, 221, 823.
          A multi-wavelength study of the long-period AM Her system E 2003+225 -
          I. The soft X-ray light curve and the overall energy spectrum         

   2316   Osborne, J.P., Beuermann, K., Charles, P., Maraschi, L., Mukai, K.,   
          Treves, A. 1987, APJ, 315, L123.                 
          A new soft X-ray mode in the AM Herculis object E2003+225             

   2317   Osmer, P.S., Porter, A.C., Green, R.F. 1994, APJ, 436, 678.           
          Luminosity effects and the emission-line properties of quasars with 0 
          < z < 3.8                                                             

   2318   Oswalt, T.D., Sion, E.M., Hammond, G., Vauclair, G., Liebert, J.W.,   
          Wegner, G., Koester, D., Marcum, P.M. 1991, AJ, 101, 583.             
          UV Observtions of the cool DBQA5 white dwarf LDS 678A: limits on the  
          atmospheric composition, pressure shift, and gravitational redshift   
          derived from C I 2479                                                 

   2319   Owen, T., Caldwell, J., Rivolo, A.R., Moore, V., Lane, A.L.,          
          Sagan, C., Hunt, G., Ponnamperuma, C. 1980, APJ, 236, L39.            
          Observations of the spectrum of Jupiter from 1500 to 2000 A with the  
          IUE                                                                   

   2320   Owocki, S.P., Cranmer, S.R., Fullerton, A.W. 1995, APJ, 453, L37.     
          Periodic variations in ultraviolet spectral lines of the B0.5Ib star  
          HD 64760: evidence for corotating wind streams rooted in surface      
          variations                                                            

   2321   Oznovich, I., Gibson, D.M. 1987, APJ, 319, 383.  
          An IUE survey of activity in red giants and supergiants               

   2322   Pachoulakis, I. 1996, MNRAS, 280, 153.           
           HD159176: photospheric and wind dominated light curve analyses       
           coupled to wind modelling                                            

   2323   Paerels, F.B.S., Bleeker, J.A.M., Brinkman, A.C., Heise, J. 
          1986, ApJ, 309, L33.                                        
          Measurement of the EUV spectrum of the hot white dwarf Feige 24       

   2324   Paerels, F.B.S., Bleeker, J.A.M., Brinkman, A.C., Heise, J. 
          1988, ApJ, 329, 849.                                        
          The high-resolution photospheric soft X-ray spectrum of Sirius B      

   2325   Pakull, M.W., Moch, C., Bianchi, L., Thomas, H.-C., Guibert, J.,      
          Beaulieu, J.P., Grison, P., Schaeidt, S. 1993, A&A, 278, L39.         
          Optical/UV counterpart of the supersoft transient X-ray source RX     
          J0513.9-6951 in the Large Magellanic Cloud                            

   2326   Paltani, S., Courvoisier, T.J.-L. 1994, A&A, 291, 74.                 
          Systematic study of the ultraviolet variability of active galactic    
          nuclei                                                                

   2327   Paltani, S., Walter, R. 1996, A&A, 312, 55.      
           Components of the ultraviolet continuum in active galactic nuclei    

   2328   Panagi, P.M., Byrne, P.B., Houdebine, E.R. 1991, A&AS, 90, 437.       
          High resolution obervations of chromospheric lines in late-type dwarfs

   2329   Panagi, P.M., Mathioudakis, M. 1993, A&AS, 100, 343.                  
          The importance of surface inhomogeneities for K and M dwarf           
          chromospheric fluxes                                                  

   2330   Panagia, N., Vettolani, G., Boksenberg, A., Ciatti, F., Ortolani, S., 
          Rafanelli, P., Rosino, L., Gordon, C., Reimers, D., Hempe, K.,        
          Benvenuti, P., Clavel, J., Heck, A., Penston, M.V., Macchetto, F.,    
          Stickland, D.J., Bergeron, J., Tarenghi, M., Marano, B.,              
          Palumbo, G.C., Parmar, A.N., Pollard, G.S.W., Sanford, P.W.,          
          Sargent, W.L.W., Sramek, R.A., Weiler, K.W., Matzik, P.   
          1980, MNRAS, 192, 861.                                        
          Coordinated optical, ultraviolet, radio and X-ray observations of     
          supernova 1979c in M 100                                              

   2331   Panagia, N., Gilmozzi, R., Clavel, J., Barylak, M.,                   
          Gonzalez-Riestra, R., Lloyd, C., Sanz Fernandez de Cord, L.,          
          Wamsteker, W. 1987, A&A, 177, L25.               
          Photometric properties of SN 1987A and other sources in the same field

   2332   Panagia, N. 1988, PASA, 7, 390.                  
          Ultraviolet observations of SN 1987A                                  

   2333   Panagia, N., Gilmozzi, R., Macchetto, F., Adorf, H.-M.,               
          Kirshner, R.P. 1991, APJ, 380, L23.              
          Properties of the SN 1987A circumstellar ring and the distance to the 
          Large Magellanic Cloud                                                

   2334   Panek, R.J. 1983, APJ, 270, 169.                 
          Ultraviolet flux distributions of stars in the Orion Nebula Cluster   

   2335   Panek, R.J., Holm, A.V. 1984, APJ, 277, 700.     
          Ultraviolet spectroscopy of the dwarf nova U Geminorum                

   2336   Paresce, F. 1984, AJ, 89, 1022.                  
          On the distribution of interstellar matter around the sun             

   2337   Paresce, F. 1991, A&A, 247, L25.                 
          On the evolutionary status of Beta Pictoris                           

   2338   Paresce, F., Livio, M., Hack, W., Korista, K. 1995, A&A, 299, 823.    
           The structure and evolution of the Nova V1974 Cygni shell from       
           HST observations                                                     

   2339   Park, J.H., Lee, Y.W. 1997, ApJ, 476, 28.        
           Evidence for a sizable age spread among galaxies from the            
           ultraviolet-upturn phenomen in early-type systems                    

   2340   Parker, J., Clayton, G., Winge, C., Conti, P. 1993, APJ, 409, 770.
          A new luminous blue variable: R 143 in 30 Doradus                     

   2341   Parsons, S.B. 1980, APJ, 239, 555.               
          Ultraviolet spectroscopy of F and G supergiants with IUE. I. First    
          results on Cepheid variables                                          

   2342   Parsons, S.B. 1981, APJ, 245, 201.               
          HR 4511: a probable Cepheid with a supergiant-like hot companion      

   2343   Parsons, S.B. 1982, PASP, 94, 642.               
          Ultraviolet spectroscopy of F and G supergiants with IUE. II. The hot 
          companions of HR 2786 and HR 2859                                     

   2344   Parsons, S.B., Holm, A.V., Kondo, Y. 1983, APJ, 264, L19.             
          HD 207739: a strange composite star                                   

   2345   Parsons, S.B., Ake, T.B., Hopkins, J.L. 1985, PASP, 97, 725.          
          The August 1984 eclipse of 22 Vulpeculae                              

   2346   Parsons, S.B., Ake, T.B. 1990, APJ, 364, L13.    
          HD 51956: a supergiant in an interacting binary                       

   2347   Parsons, S.B. 1993, APJ, 412, 814.               
          Ultraviolet and optical studies of binaries with luminous cool        
          primaries and hot companions. IV. Further IUE detections              

   2348   Parthasarathy, M., Lambert, D.L. 1983, PASP, 95, 1012.                
          Epsilon Aurigae in eclipse. I. Ultraviolet spectroscopy during ingress
          and totality                                                          

   2349   Parthasarathy, M., Sneden, C., Bohm-Vitense, E. 1984, PASP, 96, 44.   
          IUE observations of weak G-band stars                                 

   2350   Parthasarathy, M., Cornachin, M., Hack, M. 1986, A&A, 166, 237.       
          The ultraviolet spectrum of Upsilon Sagittarii                        

   2351   Parthasarathy, M., Pottasch, S.R., Wamsteker, W. 1988, A&A, 203, 117. 
          IUE observations of high galactic latitude F supergiants HD 161796 and
          HD 187885                                                             

   2352   Parthasarathy, M., Hack, M., Tektunali, G. 1990, A&A, 230, 136.       
          The ultraviolet spectrum of the hydrogen-poor binary HD 30353         

   2353   Parthasarathy, M., Garcia-Lario, P., Pottasch, S.R., Manchado, A.,    
          Clavel, J., de Martino, D., Van de Steene, G.C.M., Sahu, K.C.    
          1993, A&A, 267, L19.                                   
          SAO 244567: a post-AGB star which has turned into a planetary nebula  
          within the last 40 years                                              

   2354   Parthasarathy, M., Garcia-Lario, P., de Martino, D., Pottasch, S.R.,  
          Kilkenny, D., Martinez, P., Sahu, K.C., Reddy, B.E., Sewell, B.T.     
          1995, A&A, 300, L25.                             
          Fading and variations in the spectrum of the central star ofthe very  
          young planetary nebula SAO 244567 (Hen 1357)                          

   2355   Pasquini, L., Brocato, E. 1992, A&A, 266, 340.   
          Chromospheric activity and stellar evolution: clues from IUE data     

   2356   Patriarchi, P., Perinotto, M. 1985, A&A, 143, 35.
          Properties of dust in the Orion Nebula                                

   2357   Patriarchi, P., Perinotto, M., Cerruti-Sola, M. 1989, APJ, 345, 327.  
          Model atmospheres and parameters of central stars of planetary nebulae

   2358   Patriarchi, P., Perinotto, M. 1991, A&AS, 91, 325.                    
          Statistical properties of winds in central stars of planetary nebulae 

   2359   Patriarchi, P., Perinotto, M. 1992, A&A, 258, 285.                    
          Properties of fast winds in hot stars in the Magellanic Clouds        

   2360   Patriarchi, P., Perinotto, M. 1994, A&A, 287, 585.                    
          The abundance of carbon in three type I planetary nebulae             

   2361   Patriarchi, P., Perinotto, M. 1995, A&AS, 110, 353.                   
          A search for wind variability in central stars of planetary nebulae   

   2362   Patriarchi, P., Perinotto, M. 1996, A&A, 309, 895.                    
           HST observations of the PG1159-type central star of K1-16            

   2363   Patterson, J., Sterner, E., Halpern, J.P., Raymond, J.C.    
          1992, ApJ, 384, 234.                                        
          On the certification of AM Canum Venaticorum as a cataclysmic variable

   2364   Patterson, J., Schwartz, D.A., Pye, J.P., Blair, W.P.,                
          Williams, G.A., Caillault, J.-P. 1992, APJ, 392, 233.                 
          Rapid oscillations in cataclysmic variables. VIII. YY Draconis (= 3A  
          1148+719)                                                             

   2365   Pauldrach, A.W.A., Puls, J. 1990, A&A, 237, 409. 
          Radiation-driven winds of hot luminous stars. VIII. The bistable wind 
          of the luminous blue variable P Cygni (B1 Ia+)                        

   2366   Pauldrach, A.W.A., Kudritzki, R.P., Puls, J., Butler, K.,             
          Hunsinger, J. 1994, A&A, 283, 525.               
          Radiation-driven winds of hot luminous stars. XII. A first step       
          towards detailed UV-line diagnostics of O-stars                       

   2367   Payne, B.J., Coe, M.J. 1987, MNRAS, 225, 985.    
          The ultraviolet variability of binary X-ray pulsars: observations of  
          Vela X-1, A 0535+26 and 4U 1145-619                                   

   2368   Peimbert, M., Torres-Peimbert, S. 1981, APJ, 245, 845.                
          Physical conditions in the nucleus of M81                             

   2369   Peimbert, M., Pena, M., Torres-Peimbert, S. 1986, A&A, 158, 266.      
          The chemical composition of NGC 2363                                  

   2370   Peimbert, M., Torres-Peimbert, S., Dufour, R.J. 1993, APJ, 418, 760.  
          Chemical composition of M 8 based on IUE and visual observations      

   2371   Pena, M., Torres-Peimbert, S. 1981, RMAA, 6, 309.
          Ultraviolet spectrum of the planetary nebula NGC 7662. Observations   
          and models                                                            

   2372   Pena, M., Ruiz, M.T. 1988, RMAA, 16, 55.         
          A spectrophotometric study of the planetary nebula N66 in the Large   
          Magellanic Cloud                                                      

   2373   Pena, M., Ruiz, M., Torres-Peimbert, S., Maza, J. 1990, A&A, 237, 454.
          A newly discovered carbon-poor planetary nebula: PN 242-37.1          

   2374   Pena, M., Torres-Peimbert, S., Ruiz, M.T. 1991, PASP, 103, 865.       
          The halo planetary nebulae M 2-29 and BB-1                            

   2375   Pena, M., Torres-Peimbert, S., Ruiz, M.T. 1992, A&A, 265, 757.        
          Ultraviolet and optical spectra of central stars of halo planetary    
          nebulae                                                               

   2376   Pena, M., Torres-Peimbert, S., Peimbert, M., Dufour, R.J.  
          1993, RMAA, 27, 175.                                         
          IUE observations of the halo planetary nebula BB-1: the C, O and Ne   
          abundances                                                            

   2377   Pena, M., Torres-Peimbert, S., Peimbert, M., Ruiz, M.T., Maza, J.     
          1994, APJ, 428, L9.                              
          A thermal pulse in progress in the nucleus of the LMC planetary nebula
          N 66                                                                  

   2378   Pena, M., Olguin, L, Ruiz, M., Torres-Peimbert, S. 1994, RMAA, 28, 27.
          LM 1-64: a high excitation planetary nebula with WR nucleus in the LMC

   2379   Pena, M., Ruiz, M., Bergeron, P., Torres-Peimbert, S.,                
           Heathcote, S. 1997, A&A, 317, 911.              
           The evolved central star of the planetary nebula ESO 166 - PN 21     

   2380   Penning, W.R., Ferguson, D.H., McGraw, J.T., Liebert, J.,             
          Green, R.F. 1984, APJ, 276, 233.                 
          PG1012-029: a high-excitation eclipsing cataclysmic variable          

   2381   Penny, L.R. 1996, ApJ, 463, 737.                 
           Projected rotational velicities of O-type stars.

   2382   Penny, L.R., Gies, D., Bagnuolo, W. 1996, ApJ, 460, 906.              
           Two-dimensional ultraviolet spectral typing of O-type stars          

   2383   Penston, M.V., Clavel, J., Snijders, M.A.J., Boksenberg, A.,          
          Fosbury, R.A.E. 1979, MNRAS, 189, 45P.           
          Far-ultraviolet profiles in the Seyfert galaxy NGC 4151               

   2384   Penston, M.V., Boksenberg, A., Bromage, G.E., Clavel, J., Elvius, A., 
          Gondhalekar, P.M., Jordan, C., Lind, J., Lindegren, L., Perola, G.C., 
          Pettini, M., Snijders, M.A.J., Tanzi, E.G., Tarenghi, M.,             
          Ulrich, M.-H. 1981, MNRAS, 196, 857.             
          Detailed observations of NGC 4151 with IUE - I. Low dispersion data up
          to 1979 January                                                       

   2385   Penston, M.V., Benvenuti, P., Cassatella, A., Heck, A., Selvelli, P., 
          Macchetto, F., Ponz, D., Jordan, C., Cramer, N., Rufener, F.,         
          Manfroid, J. 1983, MNRAS, 202, 833.              
          IUE and other new observations of the slow nova RR Tel                

   2386   Penston, M.V., Lago, M.T.V.T. 1983, MNRAS, 202, 77.                   
          Optical and ultraviolet line profiles and ultraviolet line intensities
          in the T Tauri star LHa 332-21                                        

   2387   Penston, M.V., Allen, D.A. 1985, MNRAS, 212, 939.
          On the ultraviolet spectrum of AG Peg                                 

   2388   Penston, M.V. 1988, MNRAS, 233, 601.             
          On the nature of the Broad Line Region clouds                         

   2389   Pereira, C.B., Vogel, M., Nussbaumer, H. 1995, A&A, 293, 783.         
          The far UV variability of the symbiotic star SY Muscae                

   2390   Pereira, C.B. 1995, A&AS, 111, 471.              
           The chemical abundances of southern symbiotic stars                  

   2391   Pereira, C.B. 1996, Ap&SS, 235, 305.             
           UV observations of the symbiotic star EG And                         

   2392   Pereira, C.B. 1996, Ap&SS, 240, 1                                     
           UV observations of the symbiotic star EG And                         

   2393   Perez, E., Penston, M.V., Tadhunter, C., Mediavilla, E., Moles, M.    
          1988, MNRAS, 230, 353.                           
          An accretion disc in the broad-line radio galaxy 3C 390.3?            

   2394   Perez, M., The, P.S. 1994, RMAA, 29, 54.         
          The clumpy accretion in Herbig Ae/Be stars                            

   2395   Perez, M.R., Grady, C.A., The, P.S. 1993, A&A, 274, 381.              
          UV spectral variability in the Herbig Ae star HR 5999. XI. The        
          accretion interpretation                                              

   2396   Perez, M.R., Grady, C.A., The, P.S. 1994, AP&SS, 212, 115.            
          The evidence for clumpy accretion in the Herbig Ae star HR 5999       

   2397   Perinotto, M., Panagia, N., Benvenuti, P. 1980, A&A, 85, 332.         
          Physical conditions and abundances of CNO elements in NGC 7027        

   2398   Perinotto, M., Patriarchi, P. 1980, APJ, 235, L13.                    
          The abundance of carbon and magnesium in the Orion Nebula             

   2399   Perinotto, M., Patriarchi, P. 1980, APJ, 238, 614.                    
          IUE observations of the continuous spectrum of the Orion Nebula       

   2400   Perinotto, M., Benvenuti, P. 1981, A&A, 101, 88. 
          The planetary nebula NGC 7009                                         

   2401   Perinotto, M., Benvenuti, P. 1981, A&A, 100, 241.
          UV spectroscopy of planetary nebulae                                  

   2402   Perinotto, M., Benvenuti, P., Cerruti-Sola, M. 1982, A&A, 108, 314.   
          Stellar wind in the nucleus of IC 2149                                

   2403   Perinotto, M., Cerruti-Sola, M., Lamers, H. 1989, APJ, 337, 382.
          Fast winds from the central stars of NGC 6543 and NGC 6826            

   2404   Perinotto, M. 1991, APJS, 76, 687.               
          Chemical abundances in planetary nebulae: basic data and correlations 
          between elements                                                      

   2405   Perola, G.C., Tarenghi, M. 1980, APJ, 240, 447.  
          IUE spectra of the jet and the nucleus of M87                         

   2406   Perola, G.C., Boksenberg, A., Bromage, G.E., Clavel, J., Elvis, M.,   
          Elvius, A., Gondhalekar, P.M., Lind, J., Lloyd, C., Penston, M.V.,    
          Pettini, M., Snijders, M.A.J., Tanzi, E.G., Tarenghi, M.,             
          Ulrich, M.-H., Warwick, R.S. 1982, MNRAS, 200, 293.                   
          Detailed observations of NGC 4151 with IUE - II. Variability of the   
          continuum from 1978 February to 1980 May, including X-ray and optical 
          observations                                                          

   2407   Perola, G.C., Piro, L., Altamore, A., Fiore, F., Boksenberg, A.,      
          Penston, M.V., Snijders, M.A.J., Bromage, G.E., Clavel, J.,           
          Elvius, A., Ulrich, M.-H. 1986, APJ, 306, 508.   
          New results on the X-ray emission and its correlation with the        
          ultraviolet in NGC 4151                                               

   2408   Perola, G.C., Piro, L. 1994, A&A, 281, 7.        
          X-ray reprocessing and UV continuum in AGN: the case of NGC 4151      

   2409   Perry, J.J., van Groningen, E., Wanders, I. 1994, MNRAS, 271, 561.    
          Hysteresis in broad-line regions of active galactic nuclei            

   2410   Persic, M., Hack, M., Selvelli, P.L. 1984, A&A, 140, 317.             
          The UV variations of the symbiotic star CH Cygni from 1978 to 1981    

   2411   Pesce, J.E., Stencel, R.E., Oliversen, N.A. 1987, PASP, 99, 1178.     
          The search for the elusive companion of EG Andromedae                 

   2412   Peters, G.J. 1982, APJ, 253, L33.                
          Evidence for mass loss at polar latitudes in the Be stars Omega       
          Orionis and 66 Ophiuchi                                               

   2413   Peters, G.J., Polidan, R.S. 1984, APJ, 283, 745. 
          Evidence for a high-temperature accretion region in Algol-type binary 
          systems                                                               

   2414   Peters, G.J. 1984, PASP, 96, 960.                
          Ultraviolet observations of the Be star Mu Centauri during its recent 
          active phase                                                          

   2415   Peters, G.J. 1986, APJ, 301, L61.                
          Observation of the onset of an emission episode in the Be star Mu     
          Centauri                                                              

   2416   Peters, G.J. 1988, APJ, 331, L33.                
          Recent unusual activity in the Be star FY Canis Majoris               

   2417   Peters, G.J. 1988, PASP, 100, 207.               
          The loss and reestablishment of the wind in 66 Ophiuchi in 1985       

   2418   Peterson, B.M., Reichert, G.A., Korista, K.T., Wagner, R.M. 
          1990, ApJ, 352, 68.                                         
          Ultraviolet and optical spectroscopy of NGC 5548 and the nature of the
          broad-line region                                                     

   2419   Peterson, B.M., Balonek, T.J., Barker, E.S., Bechtold, J.,            
          Bertram, R., Bochkarev, N.G., Bolte, M.J., Bond, D., Boroson, T.A.,   
          Carini, M.T., Carone, T.E., Christensen, J.A., Clements, S.D.,        
          Cochran, A.L., Cohen, R.D., Crampton, D., Dietrich, M., Elvis, M.,    
          Ferguson, A., Filippenko, A.V., Fricke, K.J., Gaskell, C.M.,          
          Halpern, J.P., Huchra, J.P., Hutchings, J.B., Kollatschny, W.,        
          Koratkar, A.P., Korista, K.T., Krolik, J.H., Lame, N.J., Laor, A.,    
          Leacock, R.J., MacAlpine, G.M., Malkan, M.A., Maoz, D., Miller, H.R., 
          Morris, S.L., Netzer, H., Oliveira, C.L.M., Penfold, J.,              
          Penston, M.V., Perez, E., Pogge, R.W., Richmond, M.W.,                
          Romanishin, W., Rosenblatt, E.I., Saddlemyer, L., Sadun, A.,          
          Sawyer, S.R., Shields, J.C., Shapovalova, A.I., Smith, A.G.,          
          Smith, H.A., Smith, P.S., Sun, W.-H., Thiele, U., Turner, T.J.,       
          Veilleux, S., Wagner, R.M., Weymann, R.J., Wilkes, B.J., Wills, B.J., 
          Wills, D., Younger, P.F. 1991, APJ, 368, 119.    
          Steps toward determination of the size and structure of the broad-line
          region in active galactic nuclei. II. An intensive study of NGC 5548  
          at optical wavelengths                                                

   2420   Peterson, B.M., Gaskell, C.M. 1991, APJ, 368, 152.                    
          On the size of the broad-line region in Arakelian 120                 

   2421   Petitjean, P., Boisson, C., Pequignot, D. 1990, A&A, 240, 433.        
          A photoionization model study of the old nova shell DQ Herculis 1934  

   2422   Pettersen, B.R. 1989, A&A, 209, 279.             
          Chromospheric lines in red dwarf flare stars. III                     

   2423   Pettini, M., West, K.A. 1982, APJ, 260, 561.     
          A study of interstellar absorption at high galactic latitudes. I.     
          Highly ionized gas                                                    

   2424   Pettini, M., Benvenuti, P., Blades, J.C., Boksenberg, A.,             
          Grewing, M., Holm, A., King, D.L., Panagia, N., Penston, M.V.,        
          Savage, B., Wamsteker, W., Wu, C., Boggess, A. 1982, MNRAS, 199, 409.
          The interstellar spectrum of the supernova 1980k in NGC 6946          

   2425   Pettini, M., Hunstead, R.W., Murdoch, H.S., Blades, J.C.    
          1983, ApJ, 273, 436.                                        
          C IV absorption in the high-redshift BL Lac object 0215+015, II. New  
          observations at 20 km/s resolution                                    

   2426   Pettini, M., Boksenberg, A. 1985, APJ, 294, L73. 
          PG 1700+518: a low-redshift, broad absorption line QSO                

   2427   Pfeiffer, R.J., Pachoulakis, I., Koch, R.H., Stickland, D.J.     
          1994, OBS, 114, 297.                                   
          The winds of hot, close binaries. Paper 1: Y Cygni (HD 198846)        

   2428   Philip, A.G.D., Hayes, D.S., Huenemoerder, D.P. 1987, PASP, 99, 54.   
          Ultraviolet spectra of field horizontal-branch A-type stars           

   2429   Philip, A.G.D., Hayes, D.S., Adelman, S.J. 1990, PASP, 102, 649.      
          Ultraviolet spectra of field horizontal-branch A-type stars. II.      

   2430   Phillips, A.P., Gondhalekar, P.M., Blades, J.C. 1981, MNRAS, 195, 485.
          High-velocity gas associated with the supernova remnant S147          

   2431   Phillips, A.P., Gondhalekar, P.M. 1981, MNRAS, 196, 533.              
          High-velocity interstellar C IV and Si IV toward two stars in the I   
          Per OB association                                                    

   2432   Phillips, A.P., Gondhalekar, P.M., Pettini, M. 1982, MNRAS, 200, 687. 
          A study of element depletions in interstellar gas                     

   2433   Phillips, A.P., Gondhalekar, P.M. 1983, MNRAS, 202, 483.              
          Further ultraviolet observations of interstellar gas associated with  
          the supernova remnant S 147                                           

   2434   Phillips, A.P., Pettini, M., Gondhalekar, P.M. 1984, MNRAS, 206, 337. 
          Element depletions in interstellar gas - II. The density-dependence of
          calcium and sodium depletions                                         

   2435   Phillips, A.P., Welsh, B.Y., Pettini, M. 1984, MNRAS, 206, 55.        
          IUE observations of high-velocity interstellar gas toward stars within
          the OB association Cyg OB1                                            

   2436   Phillips, K.J.H., Bromage, G.E., Dufton, P.L., Keenan, F.P.,          
          Kingston, A.E. 1988, MNRAS, 235, 573.            
          Flare activity on UV Ceti: visible and IUE observations               

   2437   Phillips, K.J.H., Bromage, G.E., Doyle, J.G. 1992, APJ, 385, 731.     
          The origin of the far-ultraviolet continuum in solar and stellar      
          flares                                                                

   2438   Pian, E., Treves, A. 1993, APJ, 416, 130.        
          The ultraviolet continua of blazars: a reconsideration of IUE archives

   2439   Pian, E., Falomo, R., Scarpa, R., Treves, A. 1994, APJ, 432, 547.     
          The near-infrared-optical-ultraviolet emission of BL Lacertae objects 

   2440   Pian, E., Falomo, R., Ghisellini, G., Maraschi, L., Sambruna, R.,     
           Scarpa, R., Treves, A. 1996, ApJ, 459, 169.     
           The broadband energy distribution of the misaligned gamma ray        
           Blazar PKS0521-365                                                   

   2441   Piro, L., Balucinska-Church, M., Fink, H., Fiore, F., Matsuoka,       
           M., Perola, G., Soffitta, P. 1997, A&A, 319, 74.
           The ultraviolet to X-ray spectrum of the Seyfert I galaxy            
           E1615+061: Accretion disk and reflection models                      

   2442   Pistinner, S., Shaviv, G., Hauschildt, P.H., Starrfield, S. 
          1995, ApJ, 451, 724.                                        
          Some remarks about nNova spectroscopy and photometry                  

   2443   Plait, P.C., Lundquist, P., Chevalier, R.A., Kirshner, R.P.,          
           1995, ApJ, 439, 730                                                  
           HST observations of the ring around SN1987A                          

   2444   Plavec, M.J., Weiland, J.L., Koch, R.H. 1982, APJ, 256, 206.          
          Energy distribution in the strongly interacting binary system SX      
          Cassiopeiae                                                           

   2445   Plavec, M.J., Dobias, J.J. 1983, APJ, 272, 206.  
          RW Tauri as a weak W Serpentis star                                   

   2446   Plavec, M.J. 1983, APJ, 275, 251.                
          Far-ultraviolet emission lines in U Cephei: evidence for a hot        
          turbulent circumstellar envelope                                      

   2447   Plavec, M.J., Dobias, J.J. 1987, AJ, 93, 440.    
          The moderately interacting Algol-type eclipsing binary RY Geminorum   

   2448   Plavec, M.J., Dobias, J.J. 1987, AJ, 93, 171.    
          The moderately interacting Algol binary RS Cephei                     

   2449   Plavec, M.J. 1988, AJ, 96, 755.                  
          The Algol-like binary TT Hydrae: the stars, circumstellar matter, and 
          superionized plasma                                                   

   2450   Pogge, R.W., Peterson, B.M. 1992, AJ, 103, 1084. 
          The intrinsic nature of the Baldwin effect                            

   2451   Polcaro, V.F., Rossi, C., Giovannelli, F., Ferrari-Toniolo, M.,       
          La Padula, C., Persi, P., Manchanda, R.K., Golinnskaya, I.M.,         
          Kurt, V.G., Misykima, T.A., Shafer, E.Yu., Shamolin, V.M.,            
          Smirnov, A.S., Sheffer, E.K., Boyarchuck, A.A., Gershberg, R.    
          1990, A&A, 231, 354.                                   
          BD+37 1160: a probable optical counterpart of the X-ray source 1H     
          0521+373                                                              

   2452   Polidan, R.S., Plavec, M.J. 1984, AJ, 89, 1721.  
          A hot companion to Mu Sagittarii: an opportunity to sound the         
          atmosphere of a B8 Ia supergiant                                      

   2453   Polidan, R.S., Holberg, J.B. 1984, NATURE, 309, 528.                  
          Far-UV and extreme-UV observations of SS Cyg and U Gem for Voyagers 1 
          and 2                                                                 

   2454   Polidan, R.S., Mauche, C.W., Wade, R.A. 1990, APJ, 356, 211.          
          A study of extreme-ultraviolet emission from cataclysmic variables    

   2455   Pollacco, D.L., Bell, S.A. 1993, MNRAS, 262, 377.
          New light on UU Sagittae                                              

   2456   Pollacco, D.L., Bell, S.A. 1994, MNRAS, 267, 452.
          A preliminary analysis of the planetary nebula central star V477 Lyrae

   2457   Porri, A., Stalio, R., Ali, B., Polidan, R.S., Morossi, C.  
          1994, ApJ, 424, 401.                                        
          Analysis of Voyager spectra of the Beta Cephei star Nu Eridani        

   2458   Porter, J.M., Drew, J.E. 1995, A&A, 296, 761.    
          Decoupled line driven outflow around B and Be stars                   

   2459   Pottasch, S.R., Wesselius, P.R., van Duinen, R.J. 1979, A&A, 74, L15. 
          Determination of cooling rates in the interstellar medium             

   2460   Pottasch, S.R., Gathier, R., Gilra, D.P., Wesselius, P.R.   
          1981, A&A, 102, 237.                                        
          The ultraviolet spectrum of the planetary nebula NGC 2371 and its     
          exciting star                                                         

   2461   Pottasch, S.R., Gilra, D.P., Wesselius, P.R. 1982, A&A, 109, 182.     
          Abundances in the planetary nebula NGC 6853                           

   2462   Pottasch, S.R., Dennefeld, M., Mo Jing-er, N.I. 1986, A&A, 155, 397.  
          Abundances in the planetary nebula NGC 6153                           

   2463   Pottasch, S.R., Preite-Martinez, A., Olnon, F.M., Mo Jing-er, N.I.,   
          Kingma, S. 1986, A&A, 161, 363.                  
          IRAS spectra of planetary nebulae. III.          

   2464   Praderie, F., Talavera, A., Lamers, H.J.G.L.M. 1980, A&A, 86, 271.    
          Resonance line profiles in A type supergiants from IUE and Copernicus 
          spectra                                                               

   2465   Praderie, F., Talavera, A., Felenbok, P., Czarny, J.,                 
          Merchant Boesgaard, A. 1982, APJ, 254, 658.      
          The chromosphere and wind of the Herbig AE star, AB Aurigae           

   2466   Praderie, F., Simon, T., Catala, C., Boesgaard, A.M.   
          1986, ApJ, 303, 311.
          Short-term spectral variability in AB Aurigae: clues for activity in  
          Herbig Ae stars. I. The ultraviolet lines of Mg II and Fe II          

   2467   Praderie, F., Catala, C., Czarny, J., The, P.S., Tjin A Djie, H.R.E.  
          1991, A&AS, 89, 91.                              
          Short term H-alpha variations in two Herbig PMS stars: HR 5999 and HD 
          52721                                                                 

   2468   Prange, R., Elkhamsi, M. 1991, JGR, 96, 21,371.  
          Modeling the precipitation flux in the Jovian auroral zones. 1. The   
          model and its appplication to the UV auroral emissions                

   2469   Pravdo, S.H., White, N.E., Kondo, Y., Becker, R.H., Boldt, E.A.,      
          Holt, S.S., Serlemitsos, P.J., McCluskey, G.E. 1980, APJ, 237, L71.   
          X-ray and ultraviolet spectroscopy of Cygnus X-1 = HDE 226868         

   2470   Prevot, L., Laurent, C., Paul, J., Vidal-Madjar, A., Audouze, J.,     
          Ferlet, R., Lequeux, J., Maucherat-Joubert, M.,                       
          Prevot-Burnichon, M.L., Rocca-Volmerange, B. 1980, A&A, 90, L13.      
          Highly ionized species in the spectra of Small Magellanic Cloud stars 

   2471   Prialnik, D., Bar-Nun, A. 1990, APJ, 363, 274.   
          Gas release in comet nuclei                                           

   2472   Pringle, J.E., Verbunt, F., Wade, R.A. 1986, MNRAS, 221, 169.         
          Dwarf novae in outburst: modelling the observations                   

   2473   Pringle, J.E., Bateson, F.M., Hassall, B.J.M., Heise, J.,             
          van der Woerd, H., Holberg, J.B., Polidan, R.S., van Amerongen, S.,   
          van Paradijs, J., Verbunt, F. 1987, MNRAS, 225, 73.                   
          Multiwavelength monitoring of the dwarf nova VW Hydri. I. Overview    

   2474   Pringle, J.E. 1988, MNRAS, 230, 587.             
          White dwarf heating and the ultraviolet flux in dwarf novae           

   2475   Prinja, R.K. 1984, MNRAS, 207, 157.              
          IUE ultraviolet observations of narrow absorption components in the   
          spectrum of Xi Puppis                                                 

   2476   Prinja, R.K., Howarth, I.D. 1986, APJS, 61, 357. 
          Narrow absorption components and variability in ultraviolet P Cygni   
          profiles of early-type stars                                          

   2477   Prinja, R.K., Howarth, I.D., Henrichs, H.F. 1987, APJ, 317, 389.      
          Ultraviolet observations of extensive variability in the stellar wind 
          of Xi Persei                                                          

   2478   Prinja, R.K. 1987, MNRAS, 228, 173.              
          The stellar winds of early-type stars in the Small Magellanic Cloud   

   2479   Prinja, R.K. 1988, MNRAS, 231, 21P.              
          Evidence for rotationally modulated variability in O star winds       

   2480   Prinja, R.K., Howarth, I.D. 1988, MNRAS, 233, 123.                    
          Opacity enhancements in the stellar wind of 68 Cygni - not 'shells' or
          'puffs'                                                               

   2481   Prinja, R.K. 1989, MNRAS, 241, 721.              
          Ultraviolet observations of stellar winds in Be and 'normal' B        
          non-supergiant stars                                                  

   2482   Prinja, R.K. 1990, A&A, 232, 119.                
          Similarities in the wind characteristics of hot stars                 

   2483   Prinja, R.K., Barlow, M.J., Howarth, I.D. 1990, APJ, 361, 607.        
          Terminal velocities for a large sample of O stars, B supergiants, and 
          Wolf-Rayet stars                                                      

   2484   Prinja, R.K. 1990, MNRAS, 246, 392.              
          Photospheric absorption lines in the UV spectra of O and B type stars 

   2485   Prinja, R.K., Schild, H. 1991, A&A, 249, 428.    
          The peculiar UV and optical spectrum of the LMC supergiant HD 269216  

   2486   Prinja, R.K., Rosen, S.R., Supelli, K. 1991, MNRAS, 248, 40.          
          Time-resolved ultraviolet spectroscopy of the cataclysmic variable, PG
          1711+336                                                              

   2487   Prinja, R.K., Smith, L.J. 1992, A&A, 266, 377.   
          Migrating optical depth enhancements in the UV wind lines of the      
          Wolf-Rayet star HD 93131                                              

   2488   Prinja, R.K., Balona, L.A., Bolton, C.T., Crowe, R.A., Fieldus, M.S., 
          Fullerton, A.W., Gies, D.R., Howarth, I.D., McDavid, D.,              
          Reid, A.H.N. 1992, APJ, 390, 266.                
          Time series observations of O stars. I. IUE observations of           
          variability in the stellar wind of Zeta Puppis                        

   2489   Prinja, R.K., Drew, J.E., Rosen, S.R. 1992, MNRAS, 256, 219.          
          Variability in the UV resonance lines of the cataclysmic variable V795
          Herculis (PG 1711+336)                                                

   2490   Prinja, R.K., Rosen, S.R. 1993, MNRAS, 262, L37. 
          A 4.86-h periodic modulation in the UV resonance lines of the         
          cataclysmic variable V795 Herculis                                    

   2491   Prinja, R.K. 1994, A&A, 289, 221.                
          Determining hot star wind terminal velocities from low-resolution IUE 
          data                                                                  

   2492   Prinja, R.K., Fullerton, A.W. 1994, APJ, 426, 345.                    
          Low-velocity variability in the stellar wind of HD 152408 (O8: Iafpe) 

   2493   Prinja, R.K., Massa, D., Fullerton, A.W. 1995, APJ, 452, L61.         
          The IUE MEGA campaign. Modulated structure in the wind of HD64760     
          (B0.5lb)                                                              

   2494   Prinja, R.K., Rosen, S.R. 1995, MNRAS, 273, 461. 
          High-resolution IUE spectroscopy of fast winds from cataclysmic       
          variables                                                             

   2495   Prinja, R.K., Massa, D., Fullerton, A., Howarth, I.,                  
           Pontefract, M. 1997, A&A, 318, 157.             
           Wind variability of B supergiants, II: The two-component stellar     
           wind of gamma Arae                                                   

   2496   Prisant, M.G., Jackson, W.M. 1987, A&A, 187, 489.
          A rotational-state population analysis of the high-resolution IUE     
          observation of CS emission in comet P/Halley                          

   2497   Puchnarewicz, E.M., Mason, K.O., Cordova, F.A., Kartje, J.,           
          Branduardi-Raymont, G., Mittaz, J.P.D., Murdin, P.G.,                 
          Allington-Smith, J. 1992, MNRAS, 256, 589.       
          Optical properties of active galaxies with ultra-soft X-ray spectra   

   2498   Puls, J., Owocki, S.P., Fullerton, A.W. 1993, A&A, 279, 457.          
          On the synthesis of resonance lines in dynamical models of structured 
          hot-star winds                                                        

   2499   Puls, J., Kudritzi, R., Herrero, A., Pauldrach, A., Haser, S.,        
           Lennon, D., Gabler, R., Voels, S., Vilchez, J., Wachter, S.,         
           Feldmeier, A. 1996, A&A, 305, 171.              
           O star mass loss and wind momentum rates in the Galaxy and the       
           Magellanic Clouds: Observations and theoretical predictions          

   2500   Pun, C.S.J., Kirshner, R.P., Sonneborn, G., Challis, P.,              
          Nassiopoulos, G., Arquilla, R., Crenshaw, D.M., Shrader, C.,          
          Teays, T., Cassatella, A., Gilmozzi, R., Talavera, A., Wamsteker, W., 
          Fransson, C., Panagia, N. 1995, APJS, 99, 223.   
          Ultraviolet observations of SN 1987A with the IUE satellite           

   2501   Puyoo, O., Jaffel, B., Emerich, C. 1997, ApJ, 480, 262.               
           The neutral hydrogen abundance and ionization in the inner heliospher

   2502   Pwa, T.H., Mo, J.E., Pottasch, S.R. 1984, A&A, 139, L1.               
          Nebular and interstellar absorption lines in planetary nebulae: the   
          case of NGC 6543                                                      

   2503   Pwa, T.H., Pottasch, S.R., Mo, J.E. 1986, A&A, 164, 184.              
          Abundances in the planetary nebula BD +30 3639                        

   2504   Pwa, T.H., Pottasch, S.R. 1986, A&A, 164, 116.   
          Detailed analysis of the ISM toward Zeta Oph and 9 Sgr                

   2505   Querci, F., Querci, M., Wing, R.F., Cassatella, A., Heck, A.     
          1982, A&A, 111, 120.                                   
          On the structure of the outer layers of cool carbon stars             

   2506   Querci, M., Querci, F. 1985, A&A, 147, 121.      
          Temporal variations in UV spectra of the red giant C star, TW Hor     

   2507   Quin, D.A., Brown, P.J.F., Conlon, E.S., Dufton, P.L., Keenan, F.P.   
          1991, APJ, 375, 342.                             
          IUE observations of early-type stars at high galactic latitudes       

   2508   Quin, D.A., Lamers, H.J.G.L.M. 1992, A&A, 260, 261.                   
          UV observations of LB 3193 and LB 3116: two hot post-AGB objects in   
          the galactic halo?                                                    

   2509   Quin, D.A., Doyle, J.G., Butler, C.J., Byrne, P.B., Swank, J.H.  
          1993, A&A, 272, 477.                                   
          Rotational modulation and flares on RS Canum Venaticorum and BY       
          Draconis stars. XVII. UV spectroscopy and optical photometry of AU    
          Microscopii in 1986                                                   

   2510   Raassen, A.J.J. 1985, APJ, 292, 696.             
          Additional identifications of high ionization stages of iron and      
          nickel in the ultraviolet spectrum of the slow nova RR Telescopii     

   2511   Rahe, J., Boggess, A., Drechsel, H., Holm, A., Krautter, J. 
          1980, A&A, 88, L9.                                          
          Detection of periodic light variations in the old nova V603 Aquilae   
          (1918)                                                                

   2512   Ramella, M., Morossi, C., Santin, P. 1980, A&A, 90, 146.              
          Ultraviolet observations of the blue halo star: HD 93521              

   2513   Ramella, M., Castelli, F., Malagnini, M.L., Morossi, C., Pasian, F.   
          1987, A&AS, 69, 1.                               
          Identification lists of the far UV spectra of 7 solar chemical        
          composition main sequence stars in the spectral range B2-B9.5         

   2514   Rao, N.K., Nandy, K., Bappu, M.K.V. 1981, MNRAS, 195, 71P.            
          Presence of Mg II emission in R Coronae Borealis at maximum light     

   2515   Rao, S.M., Turnshek, D.A., Briggs, F.H. 1995, APJ, 449, 488.          
          The incidence of damped Ly-alpha systems in the redshift interval 0 < 
          z < 41                                                                

   2516   Rauch, T., Heber, U., Hunger, K., Werner, K., Neckel, T.    
          1991, A&A, 241, 457.                                        
          NLTE-analysis of subluminous O stars: KS 292                          

   2517   Rauch, T. 1993, A&A, 276, 171.                   
          NLTE analysis of subluminous O stars: the hot subdwarf in the binary  
          system HD 128220                                                      

   2518   Rauch, T., Koppen, J., Werner, K. 1994, A&A, 286, 543.                
          Spectral analysis of the planetary nebula K 1-27 and its very hot     
          hydrogen-deficient central star                                       

   2519   Ray, T.P. 1994, AP&SS, 216, 71.                  
          Herbig Ae/Be stars                                                    

   2520   Raymond, J.C., Black, J.H., Davis, R.J., Dupree, A.K., Gursky, H.,    
          Hartmann, L. 1979, APJ, 230, L95.                
          Ultraviolet observations of AM Herculis with IUE                      

   2521   Raymond, J.C., Black, J.H., Dupree, A.K., Hartmann, L., Wolff, R.S.   
          1980, APJ, 238, 881.                             
          Ultraviolet observations of the Cygnus Loop                           

   2522   Raymond, J.C., Black, J.H., Dupree, A.K., Hartmann, L., Wolff, R.S.   
          1981, APJ, 246, 100.                             
          Ultraviolet emission of the Vela supernova remnant and the Cygnus Loop

   2523   Raymond, J.C. 1982, APJ, 258, 240.               
          Ultraviolet spectra of the X-ray transient A0538-66                   

   2524   Raymond, J., Blair, W., Fesen, R., Gull, T. 1983, APJ, 275, 636.
          The structure and emission spectrum of a nonradiative shock wave in   
          the Cygnus Loop                                                       

   2525   Raymond, J.C., Hester, J.J., Cox, D., Blair, W.P., Fesen, R.A.,       
          Gull, T.R. 1988, APJ, 324, 869.                  
          Spatial and spectral interpretation of a bright filament in the Cygnus
          Loop                                                                  

   2526   Raymond, J.C., Hartigan, P., Hartmann, L. 1988, APJ, 326, 323.        
          Improved bow shock models for Herbig-Haro objects: application to HH  
          2A'                                                                   

   2527   Raymond, J.C., Wallerstein, G., Balick, B. 1991, APJ, 383, 226.       
          Evidence for a thermally unstable shock wave in the Vela supernova    
          remnant                                                               

   2528   Raymond, J.C. 1993, APJ, 412, 267.               
          A model of an X-ray-illuminated accretion disk and corona             

   2529   Rayne, M.W., Whelan, J.A.J. 1981, MNRAS, 196, 73.
          The dwarf nova Z Chamaeleontis. II. Spectroscopy                      

   2530   Recondo-Gonzalez, M., Wamsteker, W., Clavel, J., Rodriguez-           
           Pascual, P., Vio, R., Ting-Gui, W., Santo-LLeo, M., Makino, F.       
           1997, A&AS, 121, 461.                           
           Ultraviolet variability of the Seyfert I galaxy Fairall 9            

   2531   Redfors, A. 1991, A&A, 249, 589.                 
          Oscillator strengths for Y III and Zr III in the IUE region           

   2532   Rego, M., Fernandez-Figueroa, M.J. 1979, A&A, 76, 249.                
          Mg II and Ca II emissions from three G dwarfs                         

   2533   Rego, M., Cornide, M., Fernandez-Figueroa, M.J. 1980, A&AS, 39, 251.  
          The far-ultraviolet spectrum of Kappa Cet observed from IUE           

   2534   Rego, M., Gonzalez-Riestra, R., Fernandez-Figueroa, M.J.    
          1983, A&A, 119, 227.                                        
          The relationship between soft X-rays and the 1640 A feature fluxes in 
          late-type stars                                                       

   2535   Reichert, G., Polidan, R., Wu, C.-C., Carone, T. 1988, APJ, 325, 671.
          Voyager and IUE observations of 3C 273: detection of possible Lyman   
          continuum absorption in a nearby (z=0.158) quasar                     

   2536   Reichert, G.A., Branduardi-Raymont, G., Filippenko, A.V.,             
          Mason, K.O., Puchnarewicz, E.M., Wu, C.-C. 1992, APJ, 387, 536.       
          Spatially resolved ultraviolet spectroscopy of the liner galaxy NGC   
          3998                                                                  

   2537   Reichert, G.A., Rodriguez-Pascual, P.M., Alloin, D., Clavel, J.,      
          Crenshaw, D.M., Kriss, G.A., Krolik, J.H., Malkan, M.A., Netzer, H.,  
          Peterson, B.M., Wamsteker, W., Altamore, A., Altieri, B.,             
          Anderson, K.S., Blackwell, J.H., Boisson, C., Brosch, N.,             
          Carone, T.E., Dietrich, M., England, M.N., Evans, I.N.,               
          Filippenko, A.V., Gaskell, C.M., Goad, M., Gondhalekar, P.M.,         
          Horne, K., Kazanas, D., Kollatschny, W., Koratkar, A.P.,              
          Korista, K.T., MacAlpine, G.M., Maoz, D., Mazeh, T., McCollum, B.,    
          Miller, H.R., Mendes de Oliveira, C., O'Brien, P.T., Pastoriza, M.G., 
          Pelat, D., Perez, E., Perola, G.C., Pogge, R.W., Ptak, R.L.,          
          Recondo-Gonzalez, M.C., Rodriguez-Espinoza, J., Rosenblatt, E.I.,     
          Sadun, A.C., Santos-Lleo, M., Shields, J.C., Shrader, C.R.,           
          Shull, J.M., Simkin, S.M., Sitko, M.L., Snijders, M.A.J.,             
          Sparke, L.S., Stirpe, G.M., Stoner, R., Storchi-Bergmann, T.,         
          Sun, W.-H., Wang, T., Welsh, W.F., White, R.J., Winge, C., Zheng, W.  
          1994, APJ, 425, 582.                             
          Steps toward determination of the size and structure of the broad-line
          region in active galactic nuclei. V. Variability of the ultraviolet   
          continuum and emission lines of NGC 3783                              

   2538   Reimers, D. 1982, A&A, 107, 292.                 
          Detection of further red giants with "hybrid" atmospheres and a       
          possible correlation with double circumstellar Mg II and Ca II lines  

   2539   Reimers, D., Schroder, K.-P. 1983, A&A, 124, 241.
          A study of UV spectra of Zeta Aur/VV Cep stars. IV. System parameters 
          and mass-loss of Delta Sge                                            

   2540   Reimers, D., Groote, D. 1983, A&A, 123, 257.     
          Observations of an emission nebula associated with the carbon star UV 
          Aur                                                                   

   2541   Reimers, D. 1984, A&A, 136, L5.                  
          Discovery of a white dwarf companion of the "hybrid" K giant HD 81817 

   2542   Reimers, D. 1985, A&A, 142, L16.                 
          Discovery of a cataclysmic variable type companion of the M3 III giant
          4 Dra with IUE                                                        

   2543   Reimers, D., Cassatella, A. 1985, APJ, 297, 275. 
          The ultraviolet spectrum of the companion of Mira (Omicron Ceti):     
          observational evidence for a disk formed by wind accretion            

   2544   Reimers, D., Che-Bohnenstengel, A. 1986, A&A, 166, 252.               
          A study of UV spectra of Zeta Aur/VV Cep stars. IX. Mass-loss and wind
          properties of the solar type supergiant 22 Vul (G3 Ib-II)             

   2545   Reimers, D., Griffin, R.F., Brown, A. 1988, A&A, 193, 180.            
          4 Draconis: a unique triple system containing an M3 giant and a       
          cataclysmic binary                                                    

   2546   Reimers, D., Clavel, J., Groote, D., Engels, D., Hagen, H.J.,         
          Naylor, T., Wamsteker, W., Hopp, U. 1989, A&A, 218, 71.               
          The luminous quasar HS1700+6416 and the shape of the "big bump" below 
          500 A                                                                 

   2547   Reimers, D., Schroder, K.-P. 1989, A&A, 214, 261.
          Observations of modulation and phase displacement of the stellar wind 
          in six red giant spectroscopic binaries                               

   2548   Reimers, D., Baade, R., Schroder, K.-P. 1990, A&A, 227, 133.          
          Discovery of a highly ionized, low mass-loss wind and a corona seen in
          absorption in the G9 II star HR 6902                                  

   2549   Reimers, D., Baade, R., Schroder, K., Ising, J. 1990, A&A, 236, L25.
          First observations of a corona of a cool bright giant with height     
          resolution                                                            

   2550   Reimers, D., Rodriguez-Pascual, P., Hagen, H.-J., Wisotzki, L.   
          1995, A&A, 293, L21.                                   
          Discovery of three UV-bright z > 2 quasars                            

   2551   Reimers, D., Hopp, U., Clavel, J., Chini, R., Dahlem, M., Engels, D,  
          Fink, H., Hagen, H.-J., Heber, U., Schramm, K.-J., Wamsteker, W.,     
          Wisotzki, L. 1995, A&A, 303, 449.                
          Multiwavelength observations of the bright QSO HS 0624+6907           

   2552   Reimers, D., Jordan, S., Koester, D., Bade, N., Koehler, T.,          
           Wisotzki, L. 1996, A&A, 311, 572.               
           Discovery of 4 white dwarfs with strong magnetic fields by the       
           Hamburg/ESO survey                                                   

   2553   Reitermann, A., Baschek, B., Stahl, O., Wolf, B. 1990, A&A, 234, 109. 
          Abundances from B stars of the Magellanic Clouds                      

   2554   Rich, R.M., Minniti, D., Liebert, J. 1993, APJ, 406, 489.             
          Far-ultraviolet radiation from disk globular clusters                 

   2555   Rifatto, A., Longo, G., Capaccioli, M. 1995, A&AS, 109, 341.          
           The uv properties of normal galaxies, II. The non-IUE data           

   2556   Rifatto, A., Longo, G., Capaccioli, M. 1995, A&AS, 114, 527.          
           The uv properties of normal galaxies, III. Standard luminosity       
           profiles and total magnitudes                                        

   2557   Ringuelet, A.E., Fontenla, J.M., Rovira, M. 1981, A&A, 100, 79.       
          Ultraviolet observations of 27 Canis Majoris, Pi Aquarii and 48 Librae

   2558   Ringuelet, A.E., Rovira, M., Fontenla, J.M. 1981, RMAA, 6, 215.       
          Ultraviolet continuum of a sample of Be stars                         

   2559   Ringuelet, A.E., Sahade, J., Rovira, M., Fontenla, J.M., Kondo, Y.    
          1984, A&A, 131, 9.                               
          Simultaneous IUE and ground-based observations of V923 Aquilae        

   2560   Robert, C., Leitherer, C., Heckman, T.M. 1993, APJ, 418, 749.         
          Synthetic UV lines of Si IV, C IV, and He II from a population of     
          massive stars in starburst galaxies                                   

   2561   Robinson, E.L., Mailloux, T.M., Zhang, E., Koester, D.,               
           Steining, R.F., Bless, R.C., Percival, J.W., Taylor, M.J.,           
           van Citters, G.W. 1995, ApJ, 438, 908.          
           The pulsation index, effective temperature and thickness of the      
           Hydrogen layer in the pulsating DA white dwarf G117-B15A             

   2562   Robinson, R.D., Carpenter, K.G., Woodgate, B.E., Maran, S.P.     
          1993, APJ, 414, 872.                                   
          A search for proton beams during flares on AU Microscopii             

   2563   Robinson, R.D., Carpenter, K.G., Slee, O.B., Nelson, G.J.,            
          Stewart, R.T. 1994, MNRAS, 267, 918.             
          Ultraviolet and radio observations of the young, rapidly rotating K0  
          dwarf star HD 197890                                                  

   2564   Robinson, R.D., Carpenter, K.G. 1995, ApJ, 442, 328.                  
           MgII h and k profiles in high-luminosity, late-type stars            

   2565   Rocca-Volmerange, B., Prevot, L., Ferlet, R., Lequeux, J.,            
          Prevot-Burnichon, M.L. 1981, A&A, 99, L5.        
          Ultraviolet extinction in the Small Magellanic Cloud                  

   2566   Rocca-Volmerange, B., Guiderdoni, B. 1987, A&A, 175, 15.              
          Star formation in nuclei of S0/E galaxies                             

   2567   Rocca-Volmerange, B., Guiderdoni, B. 1988, A&AS, 75, 93.              
          An atlas of synthetic spectra of galaxies                             

   2568   Rocca-Volmerange, B. 1989, MNRAS, 236, 47.       
          An evolutionary model of star formation for elliptical galaxies       

   2569   Rochowicz, K. 1996, Ap&SS, 238, 71.              
           Analyses of Wolf-Rayet ultraviolet spectra                           

   2570   Rodono, M., Cutispoto, G., Pazzani, V., Catalano, S., Byrne, P.B.,    
          Doyle, J.G., Butler, C.J., Andrews, A.D., Blanco, C., Marilli, E.,    
          Linsky, J.L., Scaltriti, F., Busso, M., Cellino, A., Hopkins, J.L.,   
          Okazaki, A., Hayashi, S.S., Zeilik, M., Helston, R., Henson, G.,      
          Smith, P., Simon, T. 1986, A&A, 165, 135.        
          Rotational modulation and flares on RS CVn and BY Dra-type stars. I.  
          Photometry and spot models for BY Dra, AU Mic, AR Lac, II Peg, and    
          V711 Tau (=HR 1099)                                                   

   2571   Rodono, M., Byrne, P.B., Neff, J.E., Linsky, J.L., Simon, T.,         
          Butler, C.J., Catalano, S., Cutispoto, G., Doyle, J.G.,               
          Andrews, A.D., Gibson, D.M. 1987, A&A, 176, 267. 
          Rotational modulation and flares on RS CVn and BY Dra stars. III. IUE 
          observations of V711 Tau (=HR 1099), II Peg, and AR Lac               

   2572   Rodrigue, M., Schultz, A., Thompson, J., Colegrove, T., Spight, L.D., 
          Disanti, M., Fink, U., Grundy, W., Fricke, K., Papaderos, P. 
          1995, AJ, 109, 2362.                                       
          A multiwavelength investigation of the merging galaxy HCG 95C         

   2573   Rodrigues, L.L., Bohm-Vitense, E. 1992, APJ, 401, 695.                
          Absorption-line profiles in a companion spectrum of a mass-losing cool
          supergiant                                                            

   2574   Rodriguez-Pascual, P, Santos-Lleo, M, Clavel, J. 1989, A&A, 219, 101.
          A comparative study of the discrete and cross correlation techniques: 
          an application to the NGC 5548 IUE light-curve                        

   2575   Rodriguez-Pascual, P.M., Mas-Hesse, J.M., Sanz Fernandez de Cord, L., 
          Mirabel, I.F., Makino, F., Otani, C. 1993, AP&SS, 205, 113.           
          X-ray, UV and FIR emission of Seyfert galaxies                        

   2576   Rodriguez-Pascual, P.M., et al. 1997, ApJS, 110, 9.                   
           Steps towards the determination of the size and structure of the     
           broad-line region in AGN, IX. Ultraviolet observations of Fairall 9  

   2577   Roettger, E.E., Feldman, P.D., A'Hearn, M.F., Festou, M.C.,           
          McFadden, L.A., Gilmozzi, R. 1989, ICARUS, 80, 303.                   
          IUE observations of the evolution of Comet Wilson (1986l): comparison 
          with P/Halley                                                         

   2578   Roettger, E.E., Feldman, P.D., A'Hearn, M.F., Festou, M.C.       
          1990, ICARUS, 86, 100.                                 
          Comparison of water production rates from UV spectroscopy and visual  
          magnitudes for some recent comets                                     

   2579   Roettger, E.E., Buratti, B.J. 1994, ICARUS, 112, 496.                 
          Ultraviolet spectra and geometric albedos of 45 asteroids             

   2580   Rogers, C., Martin, P.G., Crabtree, D.R. 1983, APJ, 272, 175.         
          The circumstellar dust of Mu Cephei                                   

   2581   Rokaki, E., Boisson, C., Collin-Souffrin, S. 1992, A&A, 253, 57.      
          Fitting the broad line spectrum and UV continuum by accretion discs in
          active galactic nuclei                                                

   2582   Rokaki, E., Collin-Souffrin, S., Magnan, C. 1993, A&A, 272, 8.        
          NGC 5548: a perfect laboratory for testing AGN models?                

   2583   Rola, C., Stasinska, G. 1994, A&A, 282, 199.     
          The carbon abundance problem in planetary nebulae                     

   2584   Rolleston, W.R.J., Dufton, P.L., Fitzsimmons, A., Howarth, I.D.,      
          Irwin, M.J. 1993, A&A, 277, 10.                  
          The chemical compositions of four B-type stars in the Small Magellanic
          Cloud                                                                 

   2585   Rolleston, W., Brown, P., Dufton, P., Howarth, I. 1996, A&A, 315, 95  
           The chemical compositions of three main sequence B-type stars in     
           the Large Magellanic Cloud                                           

   2586   Roos, N. 1992, APJ, 385, 108.                    
          Gas clouds from tidally disrupted stars in active galactic nuclei     

   2587   Rosa, M. 1980, A&A, 85, L21.                     
          IUE UV spectra of giant extragalactic H II regions                    

   2588   Rosa, M., Joubert, M., Benvenuti, P. 1984, A&AS, 57, 361.             
          IUE UV spectra of extragalactic H II regions. I. The catalogue and the
          atlas                                                                 

   2589   Rosa, M.R., Benvenuti, P. 1994, A&A, 291, 1.     
          The IMF and the extinction law in M 101: HST FOS spectra of           
          extragalactic H II regions                                            

   2590   Rosenzweig, P., Morrison, N.D. 1986, APJ, 306, 522.                   
          The extinction law in the open cluster NGC 457 and the intrinsic      
          energy distribution of Phi Cassiopeiae (F0 Ia)                        

   2591   Rosenzweig, P., Anderson, L. 1993, APJ, 411, 207.
          A determination of the basic atmospheric parameters of Phi Cassiopeiae

   2592   Rosino, L., Bianchini, A., Rafanelli, P. 1982, A&A, 108, 243.         
          The ultraviolet spectrum of the old novae HR Del, GK Per, RR Pic, and 
          RS Oph                                                                

   2593   Ross, R.R., Fabian, A.C., Mineshige, S. 1992, MNRAS, 258, 189.        
          The spectra of accretion discs in active galactic nuclei              

   2594   Rossi, C., Altamore, A., Ferrari-Toniolo, M., Persi, P., Viotti, R.   
          1988, A&A, 206, 279.                             
          The Mira-type symbiotic star BI Crucis                                

   2595   Rossi, C., Altamore, A., Baratta, G.B., Friedjung, M., Viotti, R.     
          1992, A&A, 256, 133.                             
          The spectrum of the VV Cephei star KQ Puppis (Boss 1985). III. A      
          possible model                                                        

   2596   Rossi, L., Viotti, R., Altamore, A. 1984, A&AS, 55, 361.              
          A comparative study of the ultraviolet spectrum of hot subdwarfs      

   2597   Rountree, J., Sonneborn, G. 1991, APJ, 369, 515. 
          Criteria for the spectral classification of B stars in the ultraviolet

   2598   Rovero, A.C., Ringuelet, A.E. 1994, MNRAS, 266, 203.                  
          3 Puppis: a peculiar object with infrared excess                      

   2599   Rovira, M., Ringuelet, A.E., Fontenla, J.M., Sahade, J., Kondo, Y.    
          1985, RMAA, 10, 245.                             
          Simultaneous IUE and ground-based observations of 48 Librae           

   2600   Rowan-Robinson, M. 1995, MNRAS, 272, 737.        
          A new model for the infrared emission of quasars                      

   2601   Rowlands, N., Houck, J.R., Herter, T., Gull, G.E., Skrutskie, M.F.    
          1989, APJ, 341, 901.                             
          Electron temperatures in the high-excitation zones of planetary       
          nebulae                                                               

   2602   Rowlands, N., Houck, J., Hayward, T., Miles, J. 1992, APJ, 390, L93.
          The high-excitation region of NGC 7027                                

   2603   Roy, J.-R., Aube, M., McCall, M.L., Dufour, R.J. 1992, APJ, 386, 498. 
          The origin of broad emission lines in the extragalactic giant H II    
          region NGC 2363                                                       

   2604   Rubin, R., Simpson, J., Haas, M., Erickson, E. 1991, APJ, 374, 564.
          Axisymmetric model of the ionized gas in the Orion Nebula             

   2605   Rubin, R.H., Dufour, R.J., Walter, D.K. 1993, APJ, 413, 242.          
          Silicon and carbon abundances in the Orion Nebula                     

   2606   Rubin, R.H., Colgan, S., Haas, M., Lord, S., Simpson, J.              
           1997, ApJ, 479, 332.                            
           Far-infrared spectroscopy of Planetary Nebulae with the Kuiper       
           Airborne Observatory                                                 

   2607   Rucinski, S.M., Vilhu, O. 1983, MNRAS, 202, 1221.
          IUE observations of W UMa-type stars                                  

   2608   Rucinski, S.M., Brunt, C.C., Pringle, J.E., Vilhu, O.     
          1984, MNRAS, 208, 309.                                        
          IUE observations of two extremes among contact binaries: AW Ursae     
          Majoris and SW Lacertae                                               

   2609   Rucinski, S.M. 1984, OBS, 104, 186.              
          Can activity of the secondary components explain the emission-line    
          spectra of cataclysmic binaries                                       

   2610   Rucinski, S.M., Vilhu, O., Whelan, J.A.J. 1985, A&A, 143, 153.        
          The Lyman alpha emission in W Ursae Majoris                           

   2611   Rucinski, S.M. 1985, MNRAS, 215, 615.            
          The Mg II emission in W UMa-type binaries                             

   2612   Rucinski, S.M. 1985, MNRAS, 215, 591.            
          IUE observations of HD 36705                                          

   2613   Rucinski, S.M. 1985, OBS, 105, 77.               
          The Mg II emission in BD -0 4234                                      

   2614   Rucinski, S.M. 1985, PASP, 97, 657.              
          IUE observations of HD 164615                                         

   2615   Rudy, R.J., Cohen, R.D., Puetter, R.C. 1985, APJ, 288, L29.           
          IUE observations of the Seyfert 1.9 galaxy Markarian 423              

   2616   Rudy, R.J., Cohen, R.D., Ake, T.B. 1988, APJ, 332, 172.               
          Ultraviolet and optical spectrophotometry of the Seyfert 1.8 galaxy   
          Markarian 609                                                         

   2617   Rudy, R.J., Cohen, R.D., Rossano, G.S., Erwin, P., Puetter, R.C.,     
          Lynch, D.K. 1991, APJ, 380, 151.                 
          The 0.46-1.3 micron spectrum of the planetary nebula Bd +30 3639      

   2618   Rudy, R.J., Rossano, G.S., Erwin, P., Puetter, R.C., Feibelman, W.A.  
          1993, AJ, 105, 1002.                             
          Near-infrared and ultraviolet spectrophotometry of the young planetary
          nebula Hubble 12                                                      

   2619   Russell, S.C., Dopita, M.A. 1990, APJS, 74, 93.  
          Abundances of the heavy elements in the Magellanic Clouds. II. H II   
          regions and supernova remnants                                        

   2620   Russell, S.C., Dopita, M.A. 1992, APJ, 384, 508. 
          Abundances of the heavy elements in the Magellanic Clouds. III.       
          Interpretation of results                                             

   2621   Rutten, R.G.M., Schrijver, C.J., Zwaan, C., Duncan, D.K., Mewe, R.    
          1989, A&A, 219, 239.                             
          Magnetic structure in cool stars. XVI. Emissions from the outer       
          atmospheres of M-type dwarfs                                          

   2622   Rutten, R.G.M., Schrijver, C.J., Lemmens, A.F.P., Zwaan, C. 
          1991, A&A, 252, 203.                                        
          Magnetic structure in cool stars. XVII. Minimum radiative losses from 
          the outer atmosphere                                                  

   2623   Rutten, R.G.M., van Paradijs, J., Tinbergen, J. 1992, A&A, 260, 213.  
          Reconstruction of the accretion disk in six cataclysmic variable stars

   2624   Sadakane, K., Jugaku, J. 1981, PASP, 93, 60.     
          Boron and beryllium in early-type peculiar stars                      

   2625   Sadakane, K., Takada, M., Jugaku, J. 1983, APJ, 274, 261.             
          The resonance lines of aluminium in IUE spectra of B-type chemically  
          peculiar stars                                                        

   2626   Sadakane, K. 1984, PASP, 96, 259.                
          Anomalous C IV and Si IV resonance lines in 36 Lyncis                 

   2627   Sadakane, K., Jugaku, J., Takada-Hidai, M. 1985, APJ, 297, 240.       
          The resonance lines of B II and Be II in Hg-Mn stars                  

   2628   Sadakane, K., Hirata, R., Jugaku, J., Kondo, Y., Matsuoka, M.,        
          Tanaka, Y., Hammerschlag-Hensberge, G. 1985, APJ, 288, 284.           
          Ultraviolet spectroscopic observations of HD 77581 (Vela X-1 = 4U     
          0900-40)                                                              

   2629   Sadakane, K., Nishimura, M., Hirata, R. 1986, PASJ, 38, 215.          
          Analysis of the ultraviolet spectrum (2000 A to 3000 A) of Vega       

   2630   Sadakane, K., Jugaku, J., Takada-Hidai, M. 1988, APJ, 325, 776.       
          The abundance of zinc in Hg-Mn stars                                  

   2631   Sadakane, K., Jugaku, J., Takada-Hidai, M. 1988, PASP, 100, 811.      
          Abundances of mercury in Sirius and Vega                              

   2632   Saffer, R.A., Wade, R.A., Liebert, J., Green, R.F., Sion, E.M.,       
          Bechtold, J., Foss, D., Kidder, K. 1993, AJ, 105, 1945.               
          PG 0308+096 and PG 1026+002: two new short period binary stars        
          resulting from common-envelope evolution                              

   2633   Saha, A., Oke, J.B. 1982, PASP, 94, 802.         
          The IUE spectrum of BD +39 4926                                       

   2634   Sahade, J. 1980, A&A, 87, L7.                    
          On the structure and composition of Wolf-Rayet atmospheres            

   2635   Sahade, J., Brandi, E., Fontenla, J.M. 1981, RMAA, 6, 201.            
          Variations in the ultraviolet spectrum of the symbiotic star Z        
          Andromedae                                                            

   2636   Sahade, J., Ferrer, O.E. 1982, PASP, 94, 113.    
          Ground-based and IUE spectral observations of AU Monocerotis          

   2637   Sahade, J., Brandi, E., Fontenla, J.M. 1984, A&AS, 56, 17.            
          IUE low dispersion observations of symbiotic objects                  

   2638   Sahade, J., Kondo, Y., McCluskey, G.E. 1984, APJ, 276, 281.           
          Comments on the ultraviolet spectrum of Gamma 2 Velorum               

   2639   Sahade, J., Hernandez, C.A. 1984, PASP, 96, 88.  
          The IUE spectrum of Gamma-1 Velorum                                   

   2640   Sahade, J., Hernandez, C.A. 1985, RMAA, 10, 257. 
          An investigation of Beta Persei (Algol) in the IUE ultraviolet        

   2641   Sahade, J., Brandi, E. 1985, RMAA, 10, 229.      
          The IUE spectrum of AX Monocerotis                                    

   2642   Sahade, J., Garcia, L.G. 1987, PASP, 99, 617.    
          The IUE spectrum of the early-type eclipsing binary Mu-1 Scorpii      

   2643   Sahade, J., Rovira, M., Ringuelet, A.E., Kondo, Y., Cidale, L.   
          1988, APJ, 327, 335.                                   
          The extended atmosphere of Lambda Pavonis at the time of the emergence
          of H-emissions from minimum intensity                                 

   2644   Sahade, J., Brandi, E. 1991, APJ, 379, 706.      
          Wind collision effects in the early-type close binaries HD 47129 and  
          AO Cassiopeiae                                                        

   2645   Sahade, J., Barba, R., Kondo, Y. 1992, APJS, 81, 303.                 
          The orbital parameters and the IUE spectrum of the single-lined       
          spectroscopic binary HD 698                                           

   2646   Sahade, J. 1994, AP&SS, 214, 185.                
          Use of IUE data in advancing the knowledge of interacting binary stars

   2647   Sahnow, D.J., Feldman, P.D., McCandliss, S.R., Martinez, M.E.    
          1993, ICARUS, 101, 71.                                 
          Long-slit ultraviolet spectroscopy of comet Austin (1990 V)           

   2648   Saizar, P., Starrfield, S., Ferland, G.J., Wagner, R.M.,              
          Truran, J.W., Kenyon, S.J., Sparks, W.M., Williams, R.E.,             
          Stryker, L.L. 1991, APJ, 367, 310.               
          PW Vulpeculae: a nova with nearly solar abundances                    

   2649   Saizar, P., Starrfield, S., Ferland, G.J., Wagner, R.M.,              
          Truran, J.W., Kenyon, S.J., Sparks, W.M., Williams, R.E.,             
          Stryker, L.L. 1992, APJ, 398, 651.               
          A multiwavelength study of Nova QU Vulpeculae 1984                    

   2650   Saizar, P., Pachoulakis, I., Shore, S., Starrfield, S.,               
           Williams, R., Rothschild, E., Sonneborn, G. 1996, MNRAS, 279, 280.   
           Nova V351 Puppis 1991: a multiwavelength study of the nebular phase  

   2651   Salvati, M., Hunt, L.K., Calamai, G., Del Zanna, G., Giannuzzo, E.,   
          Kidger, M., Mannucci, F., Stanga, R.M., Wamsteker, W.  
          1993, A&A, 274, 174.
          Variability and emission mechanisms in Seyfert 1 galaxies: a          
          near-infrared outburst in NGC 4051                                    

   2652   Samarasinha, N.H., Belton, M.J.S. 1994, ICARUS, 108, 103.             
          The nature of the source of CO in Comet P/Halley                      

   2653   Sambruna, R.M., Chiappetti, L., Treves, A., Bonnet-Bidaud, J.M.,      
          Bouchet, P., Maraschi, L., Motch, C., Mouchet, M. 1991, APJ, 374, 744.
          X-ray to infrared observations of the AM Herculis system E1405-451    
          (V834 Centauri)                                                       

   2654   Sambruna, R.M., Chiappetti, L., Treves, A., Bonnet-Bidaud, J.M.,      
          Bouchet, P., Maraschi, L., Motch, C., Mouchet, M., Van Amerongen, S.  
          1992, APJ, 391, 750.                             
          X-ray to infrared observations of the cataclysmic variable KO Velorum 
          (E 1013-477)                                                          

   2655   Sambruna, R.M., Parmar, A.N., Chiappetti, L., Maraschi, L.,           
          Treves, A. 1994, APJ, 424, 947.                  
          Transition in the X-ray light curve of the AM Herculis system V834    
          Centauri (E 1405-451): 1985-1986 EXOSAT observations                  

   2656   Santos-Lleo, M., Clavel, J., Barr, P., Glass, I.S., Pelat, D.,        
          Peterson, B.M., Reichert, G. 1994, MNRAS, 270, 580.                   
          Multifrequency monitoring of the Seyfert 1 galaxy NGC 4593 - I.       
          Isolating the nuclear emission                                        

   2657   Santos-Lleo, M., Clavel, J., Barr, P., Glass, I.S., Pelat, D.,        
          Peterson, B.M., Reichert, G. 1995, MNRAS, 274, 1.
          Multifrequency monitoring of the Seyfert 1 galaxy NGC 4593 -II. A     
          small, compact nucleus?                                               

   2658   Sanz Fernandez de Cord, L. 1993, A&A, 276, 103.  
          Evolution of SN 1987A in the ultraviolet                              

   2659   Sasselov, D.D., Lester, J.B. 1994, APJ, 423, 777.
          The He I lambda 10830 line in classical Cepheids. I. Observations     

   2660   Sasselov, D.D., Lester, J.B. 1994, APJ, 423, 795.
          The chromospheric structure of classical Cepheids: constraints from   
          the He I lambda 10830 line                                            

   2661   Savage, B.D., De Boer, K.S. 1979, APJ, 230, L77. 
          Observational evidence for a hot gaseous galactic corona              

   2662   Savage, B.D., de Boer, K.S. 1981, APJ, 243, 460. 
          Ultraviolet absorption by interstellar gas at large distances from the
          galactic plane                                                        

   2663   Savage, B.D., Fitzpatrick, E.L., Cassinelli, J.P., Ebbets, D.C.  
          1983, APJ, 273, 597.                                   
          The nature of R136a, the superluminous central of the 30 Doradus      
          Nebula                                                                

   2664   Savage, B.D., Massa, D. 1985, APJ, 295, L9.      
          Ultraviolet absorption by highly ionized halo gas near the galactic   
          center                                                                

   2665   Savage, B.D., Massa, D. 1987, APJ, 314, 380.     
          Highly ionized interstellar gas located in the galactic disk and halo 

   2666   Savage, B.D., Jenkins, E.B., Joseph, C.L., de Boer, K.S.    
          1989, ApJ, 345, 393.                                        
          Ultraviolet observations of interstellar absorption lines toward SN   
          1987A                                                                 

   2667   Savage, B.D., Massa, D., Sembach, K. 1990, APJ, 355, 114.             
          Ultraviolet interstellar absorption toward HD 163522, a halo star at 9
          kiloparsecs in the direction l=350 and b=-9                           

   2668   Savage, B.D., Edgar, R.J., Diplas, A. 1990, APJ, 361, 107.            
          The distribution of interstellar Al III away from the galactic plane  

   2669   Savage, B.D., Sembach, K.R. 1991, APJ, 379, 245. 
          The analysis of apparent optical depth profiles for interstellar      
          absorption lines                                                      

   2670   Savage, B.D., Lu, L., Weymann, R.J., Morris, S.L., Gilliland, R.L.    
          1993, APJ, 404, 124.                             
          Observations of the gaseous galactic halo toward 3C 273 with the      
          Goddard High Resolution Spectrograph                                  

   2671   Savage, B.D., Sembach, K.R. 1994, APJ, 434, 145. 
          Properties of the highly ionized disk and halo gas toward two distant 
          high-latitude stars                                                   

   2672   Saxner, M. 1981, A&A, 104, 240.                  
          Transition region structure in F dwarfs                               

   2673   Scarpa, R., Falomo, R., Pian, E. 1995, A&A, 303, 730.                 
           A study of emission line variability of the active galaxy            
           PKS 0521-365                                                         

   2674   Schachter, J., Filippenko, A.V., Kahn, S.M. 1989, APJ, 340, 1049.     
          Bowen fluorescence in Scorpius X-1                                    

   2675   Schaefer, B.E. 1989, APJ, 337, 927.              
          Flashes from normal stars                                             

   2676   Scherb, F., Smyth, W.H. 1993, JGR, 98, 18729.    
          Variability of [O I] 6300-A emission near Io                          

   2677   Schild, H., Berthet, S. 1986, A&A, 162, 369.     
          Blue stragglers and the OBN phenomenon                                

   2678   Schild, H., Muerset, U., Schmutz, W. 1996, A&A, 306, 477.             
           High resolution spectroscopy of symbiotic stars, II: RW Hydrae       
           orbit, eclipses and stellar parameters                               

   2679   Schild, R. 1983, A&A, 120, 223.                  
          The ultraviolet reddening of Be stars                                 

   2680   Schindler, M., Stencel, R.E., Linsky, J.L. 1982, APJ, 263, 269.       
          Ultraviolet and X-ray detection of the 56 Pegasi system (K0 IIp+WD):  
          evidence for accretion of a cool stellar wind onto a white dwarf      

   2681   Schleicher, D.G., A'Hearn, M.F. 1982, APJ, 258, 864.                  
          OH fluorescence in comets: fluorescence efficiency of the ultraviolet 
          bands                                                                 

   2682   Schleicher, D.G., A'Hearn, M.F. 1988, APJ, 331, 1058.                 
          The fluorescence of cometary OH                                       

   2683   Schmid, H.M., Schild, H. 1990, MNRAS, 246, 84.   
          Physical conditions and elemental abundances in the symbiotic novae   
          V1016 Cyg, HM Sge and HBV 475                                         

   2684   Schmid, H.M., Nussbaumer, H. 1993, A&A, 268, 159.
          On the relative C,N,O abundances and the evolutionary status of yellow
          symbiotic stars                                                       

   2685   Schmid, H.M. 1995, MNRAS, 275, 227.              
           Monte Carlo simulations of the Rayleigh scattering effects in        
           symbiotic stars                                                      

   2686   Schmidt, E.G., Parsons, S.B. 1982, APJS, 48, 185.
          The chromospheres of classical Cepheids. I. Low resolution IUE spectra

   2687   Schmidt, E.G., Parsons, S.B. 1984, APJ, 279, 202.
          The chromospheres of classical cepheids. II. High-resolution profiles 
          of the Mg II h and k lines                                            

   2688   Schmidt, E.G., Parsons, S.B. 1984, APJ, 279, 215.
          The chromospheres of classical cepheids. III. A search for transition 
          region emission lines                                                 

   2689   Schmidt E.G., Carruthers, G.R. 1995, ApJS, 96, 605.                   
           Far-ultraviolet stellar photometry: Fields in Sagittarius and        
           Scorpius                                                             

   2690   Schmidt, E.G., Carruthers, G. 1996, ApJS, 104, 101.                   
           Far-ultraviolet stellar photometry: Fields centred on rho Ophiuchi   
           and the galactic center                                              

   2691   Schmidt, G.D., West, S.C., Liebert, J., Green, R.F., Stockman, H.S.   
          1986, APJ, 309, 218.                             
          The new magnetic white dwarf PG 1031+234: polarization and field      
          structure at more than 500 million Gauss                              

   2692   Schmidt, G.D., Latter, W.B., Foltz, C.B. 1990, APJ, 350, 758.         
          On the spectrum and field strength of the magnetic white dwarf GD 229 

   2693   Schmidt, G.D., Szkody, P., Smith, P.S., Silber, A., Tovmassian, G.,   
           Hoard, D., Gaensicke, B., de Martino, D. 1996, ApJ, 473, 483.        
           AR Ursae Majoris: The first high-field magnetic cataclysmic variable 

   2694   Schmidt, J.H, de Boer, K., Heber, U., Moehler, S. 1996, A&A, 306, L33.
           PG0009+036: A rapidly rotating normal B star in the galactic halo    

   2695   Schmidtke, P.C., Hopkins, J.L. 1990, AP&SS, 164, 323.                 
          Photometry of the 1989 eclipse of Tau Persei                          

   2696   Schmidtke, P., Cowley, A., Hauschildt, P., Ponder, A., McGrath, T.,   
           Frattare, L., Franklin, B. 1996, PASP, 108, 668.
           UV observations of three LMC Be-star/X-Ray binaries                  

   2697   Schmutz, W., Abbott, D.C., Russell, R.S., Hamann, W.-R.,              
          Wessolowski, U. 1990, APJ, 355, 255.             
          Non-LTE model calculations for SN 1987A and the extragalactic distance
          scale                                                                 

   2698   Schmutz, W., Leitherer, C., Hubeny, I., Vogel, M., Hamann, W.-R.,     
          Wessolowski, U. 1991, APJ, 372, 664.             
          Non-LTE analysis of the Ofpe/WN9 star HDE 269227 (R84)                

   2699   Schneider, D.P., Hartig, G.F., Jannuzi, B.T., Kirhakos, S.,           
          Saxe, D.H., Weymann, R.J., Bahcall, J.N., Bergeron, J.,               
          Boksenberg, A., Sargent, W.L.W., Savage, B.D., Turnshek, D.A.,        
          Wolfe, A.M. 1993, APJS, 87, 45.                  
          The Hubble Space Telescope Quasar Absorption Line Key Project. II.    
          Data calibration and absorption-line selection                        

   2700   Schonberner, D., Hunger, K. 1978, A&A, 70, L57.  
          The UV spectrum of the extreme helium stars BD+10 2179 and BD-9 4395  

   2701   Schonberner, D., Drilling, J.S. 1983, APJ, 268, 225.                  
          On the nature of Upsilon Sagittarii                                   

   2702   Schonberner, D., Drilling, J.S. 1984, APJ, 276, 229.                  
          LSS 4300: a hot counterpart of Upsilon Sagittarii and KS Persei?      

   2703   Schonberner, D., Drilling, J.S. 1984, APJ, 278, 702.                  
          Effective temperatures and luminosities of very hot O type subdwarfs  

   2704   Schonberner, D., Drilling, J.S. 1985, APJ, 290, L49.                  
          On the ultraviolet iron spectrum of pre-white dwarfs                  

   2705   Schonberner, D., Napiwotzki, R. 1994, A&A, 282, 106.                  
          The interior structure and evolution of blue straggler stars in open  
          clusters                                                              

   2706   Schrijver, C.J. 1987, A&A, 172, 111.             
          Magnetic structure in cool stars. XI. Relations between radiative     
          fluxes measuring stellar activity, and evidence for two components in 
          stellar chromospheres                                                 

   2707   Schrijver, C.J., Dobson, A.K., Radick, R.R. 1989, APJ, 341, 1035.     
          The magnetic, basal, and radiative-equilibrium components in Mount    
          Wilson Ca II H + K fluxes                                             

   2708   Schrijver, C.J., Zwaan, C. 1991, A&A, 251, 183.  
          Activity in tidally interacting binaries                              

   2709   Schrijver, C.J., Dobson, A.K., Radick, R.R. 1992, A&A, 258, 432.      
          Nearly simultaneous observations of chromospheric and coronal         
          radiative losses of cool stars                                        

   2710   Schroder, K.-P. 1983, A&A, 124, L16.             
          Detection of a stellar prominence of the K supergiant 32 Cyg          

   2711   Schroder, K.-P., Che-Bohnenstengel, A. 1985, A&A, 151, L5.            
          Photometric and UV spectroscopic observations of 22 Vul at eclipse:   
          observational evidence for an extended chromosphere of a "solar type" 
          G supergiant                                                          

   2712   Schroder, K.-P. 1985, A&A, 147, 103.             
          A study of ultraviolet spectra of Zeta Aurigae/VV Cephei systems. VII.
          Chromospheric density distribution and wind acceleration region       

   2713   Schroder, K.-P. 1986, A&A, 170, 70.              
          A study of UV spectra of Zeta Aur/VV Cep systems. VIII. Chromospheric 
          ionization and opacity                                                

   2714   Schroder, K.-P., Reimers, D., Carpenter, K.G., Brown, A.    
          1988, A&A, 202, 136.                                        
          What does C II lambda 2355 A emission tell us about chromospheres of  
          red supergiants? A critical test using Zeta Aurigae-type K supergiants

   2715   Schroder, K.-P., Reimers, D. 1989, A&A, 208, 223.
          A study of ultraviolet spectra of Zeta Aurigae/VV Cephei systems. XI. 
          22 Vulpeculae: IUE observations of its extended chromosphere and wind 
          with spatial resolution                                               

   2716   Schroder, K.-P., Griffin, R.E.M., Griffin, R.F. 1990, A&A, 234, 299.  
          Optical spectra of Zeta Aurigae binary systems. II. The lower         
          chromosphere of Zeta Aurigae                                          

   2717   Schroder, K.-P. 1990, A&A, 236, 165.             
          A study of ultraviolet spectra of Zeta Aurigae/VV Cephei systems. XII.
          The physical state of supergiant chromospheres at the transition from 
          coronae to cool winds                                                 

   2718   Schroder, K.-P., Hunsch, M. 1992, A&A, 257, 219. 
          Optical spectra of Zeta Aurigae systems. IV. The January 1990 eclipse 
          of HR 2554: detection of chromospheric absorption and extended plasma 
          at ~100,000 K                                                         

   2719   Schroder, K.-P., Hunsch, M. 1994, A&A, 289, 893. 
          The corona of the G-type giant HR 2554: discovery of co-existing, very
          different temperature regimes                                         

   2720   Schroder, K.-P., Marshall, K., Griffin, R.E.M., 1996, A&A, 311, 631.  
           Optical spectra of zeta Aurigae systems, VIII: The chromosphere of   
           HR6902                                                               

   2721   Schulte-Ladbeck, R.E., Nordsieck, K.H., Code, A.D., Anderson, C.M.,   
          Babler, B.L., Bjorkman, K.S., Clayton, G.C., Magalhaes, A.M.,         
          Meade, M., Shepherd, D., Taylor, M., Whitney, B. 1992, APJ, 391, L37.
          The first linear polarization spectra of Wolf-Rayet stars in the      
          ultraviolet: EZ Canis Majoris and Theta Muscae                        

   2722   Schulte-Ladbeck, R.E., Shepherd, D.S., Nordsieck, K.H., Code, A.D.,   
          Anderson, C.M., Babler, B.L., Bjorkman, K.S., Clayton, G.C.,          
          Magalhaes, A.M., Meade, M.R., Taylor, M., Whitney, B.A.     
          1992, ApJ, 401, L105.                                       
          Evidence for a bipolar nebula around the peculiar B[e] star HD 45677  
          from ultraviolet spectropolarimetry                                   

   2723   Schulte-Ladbeck, R.E., Clayton, G.C. 1993, AJ, 106, 790.              
          Wind variability in the Large Magellanic Cloud B[e] supergiant HD     
          34664                                                                 

   2724   Schulte-Ladbeck, R.E., Eenens, P.R., Davis, K. 1995, APJ, 454, 917.   
          The structure of Wolf-Rayet winds. I. Observation of ionization       
          stratification in WR 6 and WR 111                                     

   2725   Schultz, D., Li, G, Scherb, F., Roesler, F. 1992, ICARUS, 96, 190.
          Comet Austin (1989c1) O(1D) and H2O production rates                  

   2726   Schultz, D., Li, G., Scherb, F., Roesler, F. 1993, ICARUS, 101, 95.
          The O(1D) distribution of comet Austin 1989c1=1990 V                  

   2727   Schulz, R., A'Hearn, M.F., Birch, P.V., Bowers, C., Kempin, M.,       
          Martin, R. 1993, ICARUS, 104, 206.               
          CCD imaging of comet Wilson (1987 VII): a quantitative coma analysis  

   2728   Schwartz, G.J., Hauschildt, P., Starrfield, S., Baron, E.,            
           Allard, F., Shore, S., Sonneborn, G. 1997, MNRAS, 284, 669.          
           Non-LTE model atmosphere analysis of the early ultraviolet spectra   
           of nova OS Andromedae 1986                                           

   2729   Schwartz, R.D. 1983, APJ, 268, L37.              
          Ultraviolet continuum and H2 fluorescent emission in Herbig-Haro      
          objects 43 and 47                                                     

   2730   Schwarzenberg-Czerny, A., Ward, M., Hanes, D.A., Jones, D.H.P.,       
          Pringle, J.E., Verbunt, F., Wade, R.A. 1985, MNRAS, 212, 645.         
          Dwarf novae in outburst: simultaneous ultraviolet and optical         
          observations of VW Hydri                                              

   2731   Schwarzenberg-Czerny, A., Udalski, A., Monier, R. 1992, APJ, 401, L19.
          Possible first detection of ultraviolet pulses from an intermediate   
          polar: V603 Aquila                                                    

   2732   Scott, A.D., Duerbeck, H.W., Evans, A., Chen, A.-L., de Martino, D.,  
          Hjellming, R., Krautter, J., Laney, D., Parker, Q.A.,                 
          Eawlings, J.M.C., van Winckel, H.A. 1995, A&A, 296, 439.              
          A multiwavelength study of the classical nova V4169 Sagittarii        

   2733   Seab, C.G., Snow, T.P., Joseph, C.L. 1981, APJ, 246, 788.             
          Ultraviolet extinction curves derived from IUE data                   

   2734   Seab, C.G., Shull, J.M. 1983, APJ, 275, 652.     
          Shock processing of interstellar grains                               

   2735   Seab, C.G., Snow, T.P. 1984, APJ, 277, 200.      
          Ultraviolet extinction and diffuse band strength correlations         

   2736   Seab, C.G., Snow, T.P. 1985, APJ, 295, 485.      
          A search for diffuse interstellar bands in the ultraviolet            

   2737   Seab, C.G., Snow, T.P. 1989, APJ, 347, 479.      
          On the size distribution of newly formed grains in red supergiant     
          atmospheres                                                           

   2738   Seaquist, E.R., Krogulec, M., Taylor, A.R. 1993, APJ, 410, 260.       
          A highly sensitive radio survey of symbiotic stars at 3.6 centimeters 

   2739   Seaton, M.J. 1979, MNRAS, 187, 785.              
          Extinction of NGC 7027                                                

   2740   Seggewiss, W. 1990, A&A, 229, 186.               
          Search for chromospheric Mg II emission in Ap-type stars              

   2741   Sekanina, Z. 1991, AJ, 102, 350.                 
          Comprehensive model for the nucleus of periodic comet Tempel 2 and its
          activity                                                              

   2742   Sekiguchi, K., Anderson, K.S. 1987, AJ, 94, 644. 
          The initial mass function for early-type stars in starburst galaxies  

   2743   Sekiguchi, K., Anderson, K.S. 1987, AJ, 94, 129. 
          Mass to line-strength relations from IUE spectra of early-type stars  

   2744   Selvelli, P.L., Cassatella, A., Gilmozzi, R. 1992, APJ, 393, 289.     
          The nature of the recurrent nova T Coronae Borealis: ultraviolet      
          evidence for a white dwarf accretor                                   

   2745   Sembach, K.R., Savage, B.D., Massa, D. 1991, APJ, 372, 81.            
          Ultraviolet interstellar absorption toward HD 156359, a halo star at  
          11 kiloparsecs in the direction l=329 and b=-15                       

   2746   Sembach, K.R., Savage, B.D. 1992, APJS, 83, 147. 
          Observations of highly ionized gas in the galactic halo               

   2747   Sembach, K.R. 1993, PASP, 105, 983.              
          IUE observations of highly ionized gas toward distant stars in the    
          Milky Way                                                             

   2748   Sembach, K.R., Savage, B.D. 1994, APJ, 431, 201. 
          Gas kinematics and ionization along the extended sight line to HD     
          116852                                                                

   2749   Sembach, K.R. 1994, APJ, 434, 244.               
          Highly ionized gas in the galactic disk: the l=295 degrees, b=0       
          degrees interarm direction                                            

   2750   Sembach, K.R., Savage, B.D., Lu, L. 1995, ApJ, 439, 672.              
           Probing the Galactic disk and halo, 2: Hot interstellar gas toward   
           the inner galaxy star HD156359                                       

   2751   Sembach, K., Steidel, C., Macke, R., Meyer, D. 1995, APJ, 445, L27.
          A critical analysis of interstellar Zn and Cr as galactic abundance   
          benchmarks for quasar absorbers.                 

   2752   Sembach, K.R., 1995, ApJ, 445, 314.              
           Properties of the +70 km/sec cloud toward HD203664                   

   2753   Sembach, K.R., Savage, B., Tripp, T. 1997, ApJ, 480, 216.             
           High-resolution ultraviolet observations of the highly ionised       
           interstellar gas toward radio loops I and IV                         

   2754   Sembay, S., Coe, M.J., Clement, R., Dean, A.J., Hanson, C.G.,         
          Ferrari-Toniolo, M., Persi, P., Spinoglio, L., Bassani, L.,           
          Di Cocco, G., Macdougall, J.R., Elsmore, B. 1985, MNRAS, 216, 121.    
          IRAS observations of MKN 501 with quasi-simultaneous observations at  
          radio, near-infrared, and ultraviolet wavelengths                     

   2755   Sembay, S., Warwick, R.S., Urry, C.M., Sokoloski, J., George, I.M.,   
          Makino, F., Ohashi, T., Tashiro, M. 1993, APJ, 404, 112.              
          The X-ray spectral variability of the BL Lacertae type object PKS     
          2155-304                                                              

   2756   Seward, F.D., Harnden, F.R. 1994, APJ, 421, 581. 
          The outer shell of SNR 0540-69.3                                      

   2757   Shafter, A.W., Szkody, P. 1984, APJ, 276, 305.   
          Radial velocity studies of cataclysmic binaries. II. The ultrashort   
          period dwarf nova T Leonis                                            

   2758   Shafter, A.W., Szkody, P., Liebert, J., Penning, W.R., Bond, H.E.,    
          Grauer, A.D. 1985, APJ, 290, 707.                
          TT Arietis: the low state                                             

   2759   Shaver, P.A., Boksenberg, A., Robertson, J.G. 1982, APJ, 261, L7.     
          Spectroscopy of the QSO pair Q0028+003/Q0029+003                      

   2760   Shaw, J.S., Guinan, E.F. 1989, AJ, 97, 836.      
          The VV Cephei star V641 Cassiopeiae                                   

   2761   Shemansky, D.E., Judge, D.L. 1988, JGR, 93, 21.  
          Evidence for change in particle excitation of Jupiter's atmosphere    
          1968-1979                                                             

   2762   Shenton, M., Albinson, J.S., Barrett, P., Davies, J.K., Evans, A.,    
          Goldsmith, M.J., Hutchinson, M.G., Maddison, R.C., Weight, A.    
          1992, A&A, 262, 138.                                   
          Multiwavelength observations of RV Tauri stars. I. AC Herculis        

   2763   Shenton, M., Evans, A., Cardelli, J.A., Marang, F., van Wyk, F.,      
          Weight, A. 1994, A&A, 287, 852.                  
          Multiwavelength observations of RV Tauri stars. II. U Monocerotis     

   2764   Shenton, M., Monier, R., Evans, A., Carter, B., Lloyd Evans, T.,      
          Marang, F., Parker, Q.A., Rawlings, J.M.C., Scott, A.D., van Wyk, F.  
          1994, A&A, 287, 866.                             
          Multiwavelength observations of RV Tauri stars. III. R. Scuti         

   2765   Shenton, M., Evans, A., Albinson, J.S., Barrett, P., Davies, J.K.,    
          Goldsmith, M.J., Hutchinson, M.G., Laney, D., Maddison, R.C.     
          1994, A&A, 292, 102.                                   
          Multiwavelength observations of RV Tauri stars. IV. SX Centauri       

   2766   Shields, G.A., Aller, L.H., Keyes, C.D. 1981, APJ, 248, 569.          
          The optical and ultraviolet spectrum of the planetary nebula NGC 2440 

   2767   Shields, J.C., Ferland, G.J. 1993, APJ, 402, 425.
          Implications of Lyman-alpha equivalent widths in active galactic      
          nuclei                                                                

   2768   Shimura, T., Takahara, F. 1995, APJ, 440, 610.   
          Emission spectrum integrated over an accretion disk: comparison with  
          observations of active galactic nuclei                                

   2769   Shipman, H.L., Greenstein, J.L. 1983, APJ, 266, 761.                  
          Iron and magnesium in the White Dwarf GD 40: a test of diffusion      
          theory                                                                

   2770   Shipman, H.L., Provencal, J., Roby, S.W., Barstow, M., Bond, H.,      
           Bruhweiler, F., Finley, D., Fontaine, G., Holberg, J., Nousek, J.,   
           Sion, E., Tweedy, R., Wesemael, F., Vauclair, G. 1995, AJ, 109, 1220 
           Photospheric, circumstellar, and interstellar features of He,C,N,O,  
           Si in the HST spectra of four hot white dwarf stars                  

   2771   Shlosman, I., Vitello, P. 1993, APJ, 409, 372.   
          Winds from accretion disks: ultraviolet line formation in cataclysmic 
          variables                                                             

   2772   Shlosman, I., Vitello, P., Mauche, C. 1996, ApJ, 461, 377.            
           Rotating winds from accretion disks in cataclysmic variables:        
           Eclipse modelling of V347 Puppis                                     

   2773   Shore, S.N., Sanduleak, N. 1983, APJ, 273, 177.  
          The extreme LMC supergiant HD 38489: an optical and ultraviolet study 

   2774   Shore, S.N., Sanduleak, N. 1984, APJS, 55, 1.    
          The early-type strong emission-line supergiants of the Magellanic     
          Clouds: a spectroscopic zoology                                       

   2775   Shore, S.N., Sanduleak, N., Allen, D.A. 1987, A&A, 176, 59.           
          The peculiar early-type emission line supergiant S18/SMC: an optical  
          and ultraviolet study                                                 

   2776   Shore, S.N., Brown, D.N. 1987, A&A, 184, 219.    
          IUE observations of the broad continuum feature at 1400 A in the      
          silicon and related stars                                             

   2777   Shore, S.N., Brown, D.N., Sonneborn, G., Gibson, D.M.  
          1987, A&A, 182, 285.
          The rapidly oscillating Ap stars as a test of stellar chromospheric   
          heating mechanisms                                                    

   2778   Shore, S.N., Brown, D.N., Sonneborn, G. 1987, AJ, 94, 737.            
          The sn stars: magnetically controlled stellar winds among the         
          helium-weak stars                                                     

   2779   Shore, S.N., Brown, D.N. 1988, APJ, 334, 1021.   
          Colliding stellar winds in the eclipsing Wolf-Rayet binary V444 Cygni 

   2780   Shore, S.N., Brown, D.N., Sonneborn, G., Landstreet, J.D.,            
          Bohlender, D.A. 1990, APJ, 348, 242.             
          The discovery of magnetically controlled circumstellar matter in the  
          helium-weak stars HD 5737 and HD 79158                                

   2781   Shore, S.N., Brown, D.N. 1990, APJ, 365, 665.    
          Magnetically controlled circumstellar matter in the helium-strong     
          stars                                                                 

   2782   Shore, S.N., Brown, D.N., Bopp, B.W., Robinson, C.R., Sanduleak, N.,  
          Feldman, P.D. 1990, APJS, 73, 461.               
          A multiwavelength study of the Carlson-Henize sample of early-type    
          galactic extreme emission-line stars                                  

   2783   Shore, S.N., Sonneborn, G., Starrfield, S.G., Hamuy, M.,              
          Williams, R.E., Cassatella, A., Drechsel, H. 1991, APJ, 370, 193.     
          Multiwavelength observations of Nova LMC 1990 Number 2: the first     
          extragalactic recurrent nova                                          

   2784   Shore, S.N., Sonneborn, G., Starrfield, S., Gonzalez-Riestra, R.,     
          Ake, T.B. 1993, AJ, 106, 2408.                   
          The early ultraviolet spectral evolution of Nova Cygni 1992           

   2785   Shore, S.N., Altner, B., Bolton, C.T., Cardelli, J.A., Ebbets, D.C.   
          1993, APJ, 411, 864.                             
          Goddard High-Resolution Spectrograph observations of narrow discrete  
          stellar wind absorption features in the ultraviolet spectrum of the   
          O7.5 III star Xi Persei                                               

   2786   Shore, S.N., Aufdenberg, J.P. 1993, APJ, 416, 355.                    
          On the interpretation of the ultraviolet spectra of symbiotic stars   
          and recurrent novae. I.                          

   2787   Shore, S.N., Aufdenberg, J., Michalitsianos, A. 1994, AJ, 108, 671.
          A model for the spectroscopic variations of the peculiar symbiotic    
          star MWC 560                                                          

   2788   Shore, S.N., Sonneborn, G., Starrfield, S., Gonzalez-Riestra, R.,     
          Polidan, R.S. 1994, APJ, 421, 344.               
          The early bolometric evolution of Nova Cygni 1992                     

   2789   Shore, S.N., Starrfield, S., Gonzalez-Riestra, R., Hauschildt, P.H.,  
          Sonneborn, G. 1994, NATURE, 369, 539.            
          Dust formation in Nova Cassiopeiae 1993 seen by ultraviolet absorption

   2790   Shore, S.N., Starrfield, S., Sonneborn, G. 1996, ApJ, 463, L21.       
           The ultraviolet and X-ray view of the demise of Nova V1974 Cygni     

   2791   Shore, S.N., Kenyon, S., Starrfield, S., Sonneborn, G.                
           1996, ApJ, 456, 717.                            
           On the interpretaion of the ultraviolet spectra of symbiotic stars   
           and recurrent novae, II. The 1985 outburst of RS Ophiuchi            

   2792   Shrader, C.R., Gonzalez-Riestra, R. 1993, A&A, 276, 373.              
          IUE observations of X-ray Nova Muscae 1991 during outburst            

   2793   Shrader, C.R., Gonzalez-Riestra, R., Cheng, F.H., Horne, K.,          
          Panagia, N., Gilmozzi, R., Lund, N. 1993, A&AS, 97, 309.              
          Ultraviolet spectroscopy of Nova Muscae 1991                          

   2794   Shrader, C.R., Webb, J.R., Balonek, T.J., Brotherton, M.S.,           
          Wills, B.J., Wills, D., Godlin, S.D., Smith, A.G., McCollum, B.  
          1994, AJ, 107, 904.                                    
          Optical and ultraviolet observations of 3C 279 during outburst        

   2795   Shrader, C.R., Wagner, R.M., Hjellming, R.M., Han, X.H.,              
          Starrfield, S.G. 1994, APJ, 434, 698.            
          The early ultraviolet, optical, and radio evolution of the soft X-ray 
          transient GRO J0422+32                                                

   2796   Shukla, H., Stoner, R. 1996, ApJS, 106, 41.      
           Correlation of ultraviolet and radio flux in three active galactic   
           nuclei                                                               

   2797   Shull, J.M., Van Steenberg, M., Seab, C.G. 1983, APJ, 271, 408.       
          Observationally determined Fe II oscillator strengths                 

   2798   Shull, J.M., Van Steenberg, M.E. 1985, APJ, 294, 599.                 
          Galactic interstellar abundance surveys with IUE. I. Neutral hydrogen 

   2799   Shull, J.M., Sachs, E.R. 1993, APJ, 416, 536.    
          Variable C IV absorption in the Seyfert galaxy NGC 5548: a connection 
          to broad absorption line quasi-stellar objects?                       

   2800   Shuping, R., Snow, T. 1997, ApJ, 480, 272.       
           Abundances and depletions toward the Orion Nebula                    

   2801   Shure, M.A., Herter, T., Houck, J.R. 1983, APJ, 274, 646.             
          O IV temperature determination for NGC 7662                           

   2802   Siemiginowska, A., Dobrzycki, A. 1990, A&A, 231, L1.                  
          Accretion disk in the high-redshift quasar HS1700+6416                

   2803   Silber, A., Vrtilek, S.D., Raymond, J.C. 1994, APJ, 425, 829.         
          Concurrent X-ray and optical observations of two dwarf novae during   
          eruption                                                              

   2804   Silber, A., Raymond, J., Mason, P., Andronov, I., Borisov, N.,        
           Shakhovskoy, N. 1996, ApJ, 460, 939.            
           IUE and optical observations of AM Herculis in its low state         

   2805   Sillanpaa, A. 1991, AP&SS, 176, 297.             
          The rise and fall of OJ 287 in 1983-1984: periodicities and           
          wavelength-dependent delays                                           

   2806   Silva, A.M., Mirabel, I.F. 1988, A&A, 201, 350.  
          Gaseous outbursts in comet P/Halley. A model for the dissociation of  
          the OH radical                                                        

   2807   Simon, T., Linsky, J.L. 1980, APJ, 241, 759.     
          IUE ultraviolet spectra and chromospheric models of HR 1099 and UX    
          Arietis                                                               

   2808   Simon, T., Kelch, W.L., Linsky, J.L. 1980, APJ, 237, 72.              
          Outer atmospheres of cool stars. VI. Models for Epsilon Eridani based 
          on IUE spectra of C II, Mg II, Si II and Si III                       

   2809   Simon, T., Linsky, J.L., Schiffer, F.H. 1980, APJ, 239, 911.          
          IUE spectra of a flare in the RS Canum Venaticorum-type system UX     
          Arietis                                                               

   2810   Simon, T., Linsky, J.L., Stencel, R.E. 1982, APJ, 257, 225.           
          The reality of a boundary in the H-R diagram between late-type stars  
          with and without big-T outer atmospheres                              

   2811   Simon, T. 1984, APJ, 279, 738.                   
          On the dispersion in brightness of far-ultraviolet emission lines of  
          cool giant stars                                                      

   2812   Simon, T., Fekel, F.C., Gibson, D.M. 1985, APJ, 295, 153.             
          AY Ceti: a flaring, spotted star with a hot companion                 

   2813   Simon, T., Herbig, G., Boesgaard, A.M. 1985, APJ, 293, 551.           
          The evolution of chromospheric activity and the spin-down of          
          solar-type stars                                                      

   2814   Simon, T., Cash, W., Snow, T.P. 1985, APJ, 293, 542.                  
          Ultraviolet and X-ray observations of NGC 2264                        

   2815   Simon, T. 1986, AJ, 91, 1233.                    
          A search for rotational modulation of the ultraviolet spectra of Psi 3
          Piscium and 31 Comae Berenices                                        

   2816   Simon, T. 1986, AP&SS, 118, 209.                 
          Stellar chromospheres, coronae, and winds (invited review)            

   2817   Simon, T., Sonneborn, G. 1987, AJ, 94, 1657.     
          The ultraviolet variability of AY Ceti                                

   2818   Simon, T., Fekel, F.C. 1987, APJ, 316, 434.      
          The dependence of ultraviolet chromospheric emission upon rotation    
          among late-type stars                                                 

   2819   Simon, T., Drake, S.A. 1989, APJ, 346, 303.      
          The evolution of chromospheric activity of cool giant and subgiant    
          stars                                                                 

   2820   Simon, T., Vrba, F.J., Herbst, W. 1990, AJ, 100, 1957.                
          The ultraviolet and visible light variability of BP Tauri: possible   
          clues for the origin of T Tauri star activity                         

   2821   Simon, T. 1990, APJ, 359, L51.                   
          IUE observations of rapidly rotating low-mass stars in young clusters:
          the relation between chromospheric activity and rotation              

   2822   Simon, T., Landsman, W. 1991, APJ, 380, 200.     
          The onset of chromospheric activity among the A and F stars           

   2823   Simon, T., Drake, S.A. 1993, AJ, 106, 1660.      
          The coronae of main-sequence A stars                                  

   2824   Simon, T., Landsman, W.B., Gilliland, R.L. 1994, APJ, 428, 319.       
          A search for chromospheric emission in A-type stars using the Goddard 
          High-Resolution Spectrograph                                          

   2825   Singh, J., Castelli, F. 1992, A&A, 253, 431.     
          Effective temperature of B-type stars from the Si II lines of the UV  
          multiplet 13.04 at 130.5-130.9 nm                                     

   2826   Sion, E.M., Guinan, E.F., Wesemael, F. 1982, APJ, 255, 232.           
          A spectrophotometric analysis of the hot helium-rich white dwarf HD   
          149499B                                                               

   2827   Sion, E.M., Guinan, E.F. 1983, APJ, 265, L87.    
          The hot DO white dwarf HD 149499B: Einstein redshift of a DB          
          progenitor with carbon features                                       

   2828   Sion, E.M., Wesemael, F., Guinan, E.F. 1984, APJ, 279, 758.           
          IUE spectrophotometry of the DA4 primary in the short-period white    
          dwarf-red dwarf spectroscopic binary Case 1                           

   2829   Sion, E.M. 1985, APJ, 297, 538.                  
          On the observed properties and long-term structure and evolution of   
          white dwarfs in cataclysmic variables                                 

   2830   Sion, E.M., Liebert, J., Wesemael, F. 1985, APJ, 292, 477.            
          Detection and analysis of photospheric CNO features in the ultraviolet
          spectrum of the hot DO white dwarf PG 1034+001                        

   2831   Sion, E.M. 1985, APJ, 292, 601.                  
          On the nature of the UX Ursae Majoris-type nova-like variables: CPD   
          -48 1577                                                              

   2832   Sion, E.M., Starrfield, S.G., Van Steenberg, M.E., Sparks, W.,        
          Truran, J.W., Williams, R.E. 1986, AJ, 92, 1145. 
          High-resolution IUE observations of the line of sight to nova V693    
          Corona Austrinae 1981                                                 

   2833   Sion, E.M., Bruhweiler, F.C., Mullan, D., Carpenter, K.     
          1989, ApJ, 341, L17.                                        
          Discovery of a cool expanding shell at -1200 kilometers per second    
          around V471 Tauri                                                     

   2834   Sion, E.M., Leckenby, H.J., Szkody, P. 1990, APJ, 364, L41.           
          The discovery of strong neutral atomic carbon absorption lines in the 
          spectrum of the DAQZ5 white dwarf in the ultra-short-period dwarf nova
          WZ Sagittae during quiescence                                         

   2835   Sion, E., Bohlin, R., Tweedy, R., Vauclair, G. 1992, APJ, 391, L29.
          The identification of highly ionized metal species in the hot DA1     
          white dwarf G 191-B2B with the Hubble Space Telescope Faint Object    
          Spectrograph                                                          

   2836   Sion, E.M., Downes, R.A. 1992, APJ, 396, L79.    
          Hubble Space Telescope FOS observations of KPD 0005+5106: a           
          subluminous WN-WC descendant with ongoing mass outflow?               

   2837   Sion, E.M., Ready, C.J. 1992, PASP, 104, 87.     
          Outbursts by low-mass white dwarfs in symbiotic variables             

   2838   Sion, E., Shore, S., Ready, C., Scheible, M. 1993, AJ, 106, 2118.
          The onset of Wolf-Rayet wind outflow and the nature of the hot        
          component in the symbiotic nova PU Vulpecula                          

   2839   Sion, E.M., Holberg, J.B., Barstow, M.A., Kidder, K.M.     
          1995, PASP, 107, 232.                                        
          Far-ultraviolet and optical spectroscopy of the detached white dwarf-M
          binary RE J1629+780                                                   

   2840   Sion, E.M., Szkody, P., Cheng, F., Huang, M. 1995, ApJ, 444, 97.      
           An HST study of the underlying white dwarf in the dwarf nova         
           VW Hydri during quiescence                                           

   2841   Sitko, M.L., Savage, B.D. 1980, APJ, 237, 82.    
          Ultraviolet, visual, and infrared observations of the peculiar Be star
          HD 45677                                                              

   2842   Sitko, M.L., Savage, B.D., Meade, M.R. 1981, APJ, 246, 161.           
          Ultraviolet observations of hot stars with circumstellar dust shells  

   2843   Sitko, M.L. 1981, APJ, 247, 1024.                
          Spectral energy distributions of hot stars with circumstellar dust    

   2844   Sitko, M.L. 1983, APJ, 265, 848.                 
          Molecular emission bands in the ultraviolet spectrum of the Red       
          Rectangle star HD 44179                                               

   2845   Sitko, M.L., Simon, T., Meade, M.R. 1984, PASP, 96, 54.               
          Ultraviolet spectroscopy of hot young stars with infrared excesses:   
          NGC 2264-W46, W90, and W100                                           

   2846   Sitko, M.L. 1990, APJS, 72, 777.                 
          Multifrequency observations of the optically active radio-quiet quasar
          GQ Comae. I. Ultraviolet continuum and line variability               

   2847   Sitko, M.L., Sitko, A.K., Siemiginowska, A., Szczerba, R.   
          1993, ApJ, 409, 139.                                        
          Multifrequency observations of the optically active radio-quiet quasar
          GQ Comae. II. Ultraviolet, optical, and infrared continuum variability

   2848   Sitko, M.L., Halbedel, E.M., Lawrence, G.F., Smith, J.A., Yanow, K.   
          1994, APJ, 432, 753.                             
          Variable extinction in HD 45677 and the evolution of dust grains in   
          pre-main-sequence disks                                               

   2849   Skillen, I., Fernley, J.A., Jameson, R.F., Lynas-Gray, A.E.,          
          Longmore, A.J. 1989, MNRAS, 241, 281.            
          The absolute magnitudes of RR Lyrae stars. II. DX Delphini            

   2850   Skinner, S.L., Brown, A., Stewart, R.T. 1993, APJS, 87, 217.          
          A high-sensitivity survey of radio continuum emission from Herbig     
          Ae/Be stars                                                           

   2851   Skinner, T.E., Durrance, S.T., Feldman, P.D., Moos, H.W.    
          1983, ApJ, 265, L23.                                        
          Temporal variation of the Jovian H I Lyman-alpha emission (1979-1982) 

   2852   Skinner, T.E., Durrance, S.T., Feldman, P.D., Moos, H.W.    
          1984, ApJ, 278, 441.                                        
          IUE observations of longitudinal and temporal variations in the Jovian
          auroral emission                                                      

   2853   Skinner, T.E., Moos, H.W. 1984, GRL, 11, 1107.   
          Comparison of the Jovian north and south pole aurorae using the IUE   
          observatory                                                           

   2854   Skinner, T.E., Durrance, S.T. 1986, APJ, 310, 966.                    
          Neutral oxygen and sulfer densities in the Io Torus                   

   2855   Skinner, T.E., DeLand, M.T., Ballester, G.E., Coplin, K.A.,           
          Feldman, P.D., Moos, H.W. 1988, JGR, 93, 29.     
          Temporal variation of the Jovian H I Lyman alpha emission (1979-1986) 

   2856   Skopal A., Bode, M., Lloyd, H.M., Tamura, S. 1996, A&A, 308, L9.      
           Eclipses in the symbiotic system CH Cyg                              

   2857   Skopal, A. 1997, A&A, 318, 53.                   
           Is the symbiotic binary EG And an eclipsing system ?                 

   2858   Skuppin, R., Bianchi, L., de Boer, K.S., Grewing, M.   
          1987, A&A, 177, 228.
          Interstellar absorption lines in the spectra of Theta Crateris and 14 
          Canum Venaticorum                                                     

   2859   Slavin, J.D., Shull, J.M., Begelman, M.C. 1993, APJ, 407, 83.         
          Turbulent mixing layers in the interstellar medium of galaxies        

   2860   Slettebak, A., Carpenter, K.G. 1983, APJS, 53, 869.                   
          Ultraviolet spectroscopic observations of some Be stars of later type 
          and A-F type shell stars                                              

   2861   Slettebak, A. 1994, APJS, 94, 163.               
          Ultraviolet spectral classification and stellar winds in a sample of  
          Be and standard stars                                                 

   2862   Slovak, M.H. 1981, APJ, 248, 1059.               
          A photometric study of the old nova V603 Aquilae                      

   2863   Smith, C.K. 1995, A&A, 297, 237.                 
          Anomalous gallium line profiles in HgMn stars: possible evidence for  
          chemically stratified atmospheres                                     

   2864   Smith, E.P., O'Connell, R.W., Bohlin, R.C., Cheng, K.-P.,             
          Cornett, R.H., Hill, J.K., Hill, R.S., Hintzen, P., Landsman, W.B.,   
          Neff, S., Roberts, M., Smith, A.M., Stecher, T. 1992, APJ, 395, L49.
          Implications of Ultraviolet Imaging Telescope observations for star   
          formation histories in NGC 1275                                       

   2865   Smith, E.P., Landsman, W.B., Hill, R.S., Bohlin, R.C., Cheng, K.-P.,  
          Hintzen, P., Maran, S.P., O'Connell, R.W., Roberts, M.S.,             
          Smith, A.M., Stecher, T.P. 1993, APJ, 418, 850.  
          Ultraviolet morphologies of globular clusters observed with the       
          Ultraviolet Imaging Telescope                                         

   2866   Smith, G.H., Burstein, D., Fanelli, M.N., O'Connell, R.W., Wu, C.-C.  
          1991, AJ, 101, 655.                              
          On the utility of low resolution IUE spectroscopy of the 2800 A Mg II 
          lines as a stellar chromosphere indicator                             

   2867   Smith, K.C., Dworetsky, M.M. 1993, A&A, 274, 335.
          Elemental abundances in normal late-B and HgMn stars from co-added IUE
          spectra. I. Iron-peak elements                                        

   2868   Smith, K.C. 1993, A&A, 276, 393.                 
          Elemental abundances in normal late-B and HgMn stars from co-added IUE
          spectra                                                               

   2869   Smith, K.C. 1994, A&A, 291, 521.                 
          Elemental abundances in normal late-B and HgMn stars from co-added IUE
          spectra. III. Copper and zinc                                         

   2870   Smith, K.C. 1996, A&A, 305, 902.                 
           Elemental abundances in normal late-B and HgMn stars from co-added   
           IUE spectra, IV: Gallium                                             

   2871   Smith, K.C. 1997, A&A, 319, 928.                 
           Elemental abundances in normal late-B and HgMn stars from co-added   
           IUE spectra, V. Mercury                                              

   2872   Smith, L.J., Willis, A.J., Wilson, R. 1980, MNRAS, 191, 339.          
          IUE observations of interstellar Si IV and C IV line observed in the  
          spectra of Wolf-Rayet stars                                           

   2873   Smith, L.J., Hartquist, T.W. 1980, MNRAS, 192, 73P.                   
          IUE observations of N V, a diagnostic of hot interstellar gas         

   2874   Smith, L.J., Willis, A.J. 1982, MNRAS, 201, 451. 
          The carbon and nitrogen abundances in WN and WC Wolf-Rayet stars      

   2875   Smith, L.J., Willis, A.J. 1983, A&AS, 54, 229.   
          UV and visible spectrophotometry of nine LMC Wolf-Rayet stars         

   2876   Smith, L.J., Pettini, M., Dyson, J.E., Hartquist, T.W.    
          1984, MNRAS, 211, 679.                                        
          The remarkable kinematics of the WR wind-blown bubble RCW 58          

   2877   Smith, L.J., Lloyd, C., Walker, E.N. 1985, A&A, 146, 307.             
          UV and optical observations of variability in the WR+compact candidate
          HD 96548                                                              

   2878   Smith, L.J., Crowther, P.A., Prinja, R.K. 1994, A&A, 281, 833.        
          A study of the luminous blue variable candidate HE 3-519 and its      
          surrounding nebula                                                    

   2879   Smith, M.A., Polidan, R.S. 1993, APJ, 408, 323.  
          Dynamic processes in Be star atmospheres. I. "Dimple" formation in the
          He I 6678 line of Lambda Eridani                                      

   2880   Smith, M.A., Grady, C.A., Peters, G.J., Feigelson, E.D.     
          1993, ApJ, 409, L49.                                        
          A giant X-ray flare on Lambda Eridani (B2e)                           

   2881   Smith, M.A., Plett, K., Johns-Krull, C., Basri, G., Thomson, J.,      
           Aufdenberg, J. 1996, ApJ, 469, 336.             
           Dynamic processes in Be star atmospheres, IV: Common attributes of   
           line profile "dimples"                                               

   2882   Smith, M.A., Cohen, D.H., Hubeny, I., Plett, K., Basri, G.,           
           Johns-Krull, C., Macfarlane, J., Hirata, R. 1997, ApJ, 481, 467.     
           Dynamic processes in Be star atmospheres, V. Helium line emission    
           from the outer atmosphere of lambda Eridani                          

   2883   Smith, M.A., Murakami, T., Ezuka, H., Anandarao, B., Chakraborty, A.  
           Corcoran, M., Hirata, R. 1997, ApJ, 481, 479.   
           Dynamic processes in Be star atmospheres, VI. Simultaneous x-ray,    
           ultraviolet and optical variations in lambda Eridani                 

   2884   Smyth, W.H., Marconi, M., Scherb, F., Roesler, F. 1993, APJ, 413, 756.
          Analysis of hydrogen H-alpha observations of the coma of comet        
          P/Halley                                                              

   2885   Snijders, M.A.J., Boksenberg, A., Barr, P., Sanford, P.W.,            
          Ives, J.C., Penston, M.V. 1979, MNRAS, 189, 873. 
          Ultraviolet and X-ray observations of the BL Lac object MK 501        

   2886   Snijders, M.A.J., Pettini, M., Boksenberg, A. 1981, APJ, 245, 386.    
          The ultraviolet spectrum of the high redshift QSO B2 1225+31          

   2887   Snijders, M.A.J., Boksenberg, A., Penston, M.V., Sargent, W.L.W. 
          1982, MNRAS, 201, 801.                                 
          IUE observations of the BL Lac object AO 0235+164                     

   2888   Snijders, M.A.J., Batt, T.J., Seaton, M.J., Blades, J.C.,             
          Morton, D.C. 1984, MNRAS, 211, 7P.               
          Nova Aquilae 1982 - a short report                                    

   2889   Snijders, M.A.J., Netzer, H., Boksenberg, A. 1986, MNRAS, 222, 549.   
          Detection of broad ultraviolet Fe II lines in the spectrum of NGC 1068

   2890   Snijders, M.A.J., Batt, T.J., Roche, P.F., Seaton, M.J.,              
          Morton, D.C., Spoelstra, T.A.T., Blades, J.C. 1987, MNRAS, 228, 329.  
          Nova Aquilae 1982                                                     

   2891   Snow, T.P., Seab, C.G. 1980, APJ, 242, L83.      
          An anomalous ultraviolet extinction curve in the Taurus dark cloud    

   2892   Snow, T.P., Joseph, C.L. 1981, AJ, 86, 1916.     
          Interstellar abundances derived from IUE data. I. Silicon depletions  
          toward reddened stars                                                 

   2893   Snow, T.P., Joseph, C.L. 1985, APJ, 288, 277.    
          A study of depletions within the Rho Ophiuchi cloud based on IUE      
          observations of HD 147889                                             

   2894   Snow, T., Buss, R., Gilra, D., Swings, J.-P. 1987, APJ, 321, 921.
          Extinction and abundance properties of Alpha Scorpii circumstellar    
          grains                                                                

   2895   Snow, T.P., Witt, A. 1989, APJ, 342, 295.        
          Interstellar gas and large grains toward HD 38087                     

   2896   Snow, T.P. 1993, APJ, 402, L73.                  
          A possible connection between enhanced CH+ and intense far-ultraviolet
          radiation fields                                                      

   2897   Snow, T.P., Hanson, M.M., Seab, C.G., Saken, J.M. 1994, APJ, 420, 632.
          Interstellar gas and dust in the young cluster IC 348                 

   2898   Snow, T.P., Lamers, H.J.G.L.M., Lindholm, D.M., Odell, A.P.      
          1994, APJS, 95, 163.                                   
          An atlas of ultraviolet P Cygni profiles                              

   2899   Snow, T.P., Black, J.H., van Dishoeck, E., Burks, G., Crutcher, R.,   
           Lutz, B.L., Hanson, M.M., Shuping, R. 1996, ApJ, 465, 245.           
           The translucent molecular clouds toward HD154368, I: Extinction,     
           abundances and depletions                                            

   2900   Soderblom, D.R., Clements, S.D. 1987, AJ, 93, 920.                    
          Chromospheric and transition-region emission from young solar-type    
          stars in clusters, kinematic groups, and the field                    

   2901   Soderblom, D.R., Duncan, D.K., Johnson, D.R.H. 1991, APJ, 375, 722.   
          The chromospheric emission-age relation for stars of the lower main   
          sequence and its implications for the star formation rate             

   2902   Soderblom, D.R., Mayor, M. 1993, AJ, 105, 226.   
          Stellar kinematic groups. I. The Ursa Major group                     

   2903   Sofia, U.J., Bruhweiler, F.C., Sofia, S. 1989, JGR, 94, 9117.         
          Ultraviolet variability of the solar analogue star Alpha Centauri A   

   2904   Solheim, J.-E., Sion, E.M. 1994, A&A, 287, 503.  
          A study of a high resolution IUE spectrum of AM Canum Venaticorum     

   2905   Sonneborn, G., Altner, B., Kirshner, R.P. 1987, APJ, 323, L35.        
          The progenitor of SN 1987A: spatially resolved ultraviolet            
          spectroscopy of the supernova field                                   

   2906   Sonneborn, G., Grady, C.A., Wu, C.-C., Hayes, D.P., Guinan, E.F.,     
          Barker, P.K., Henrichs, H.F. 1988, APJ, 325, 784.
          Mass loss in a B2 IIIe star: Omega Orionis 1978-1984                  

   2907   Sonneborn, G., Fransson, C., Lundqvist, P., Cassatella, A.,           
           Gilmozzi, R., Kirshner, R., Panagia, N., Wamsteker, W.               
           1997, ApJ, 477, 848.                            
           The evolution of ultraviolet emission lines from circumstellar       
           material surrounding SN1987A                                         

   2908   Sorrell, W.H. 1989, MNRAS, 241, 89.              
          Modelling the dust grains around the peculiar Be star HD 45677        

   2909   Sorrell, W.H. 1990, MNRAS, 243, 570.             
          The lambda 2175-A feature from irradiated graphitic particles         

   2910   Sparks, W.B., Cameron, A.C. 1988, MNRAS, 232, 215.                    
          A relation between UV excess and the interstellar medium in elliptical
          galaxies?                                                             

   2911   Spite, M., Caloi, V., Spite, F. 1981, A&A, 103, L11.                  
          Ultraviolet observations of two extreme population II stars: detection
          of chromospheric emission and mass loss                               

   2912   Spitzer, L., Fitzpatrick, E.L. 1995, APJ, 445, 196.                   
          Composition of interstellar clouds in the disk and halo. III. HD      
          149881                                                                

   2913   St-Louis, N., Smith, L.J., Stevens, I.R., Willis, A.J.,               
          Garmany, C.D., Conti, P.S. 1989, A&A, 226, 249.  
          IUE observations of variability in the WN6 star HD 192163             

   2914   St-Louis, N., Smith, L.J. 1991, A&A, 252, 781.   
          An IUE and optical study of interstellar gas towards stars within the 
          Cygnus OB1 and OB3 associations                                       

   2915   St-Louis, N., Howarth, I.D., Willis, A.J., Stickland, D.J.,           
          Smith, L.J., Conti, P.S., Garmany, C.D. 1993, A&A, 267, 447.          
          Ultraviolet spectroscopic variability of the WN 5 star HD 50896:      
          timescales and linear physical dimensions of the perturbations        

   2916   St-Louis, N., Moffat, A.F.J., Lapointe, L., Efimov, Yu.S.,            
          Shakhovskoy, N.M., Fox, G.K., Piirola, V. 1993, APJ, 410, 342.        
          Polarization eclipse model of the Wolf-Rayet binary V444 Cygni with   
          constraints on the stellar radii and an estimate of the Wolf-Rayet    
          mass-loss rate                                                        

   2917   St-Louis, N., Willis, A.J., Stevens, I.R. 1993, APJ, 415, 298.        
          Ultraviolet observations of selective wind eclipses in Gamma Velorum  
          and evidence for colliding winds                                      

   2918   St-Louis, N. 1994, AP&SS, 221, 197.              
          Simultaneous optical and ultraviolet observations of variability in HD
          50896                                                                 

   2919   St-Louis, N., Dalton, M.J., Marchenko, S.V., Moffat, A.F.J.,          
          Willis, A.J. 1995, APJ, 452, L57.                
          The IUE MEGA campaign: wind structure and variability of HD 50896     
          (WN5)                                                                 

   2920   Stacy, J.G., Vestrand, W., Sreekumar, P., Bonnell, J., Kubo, H.,      
           Hartman, R. 1996, A&AS, 120, 549.               
           First cycle 4 multiwavelength observations of the gamma-ray          
           quasar PKS0208-512                                                   

   2921   Stahl, O., Wolf, B., Zickgraf, F.-J., Bastian, U., de Groot, M.J.H.,  
          Leitherer, C. 1983, A&A, 120, 287.               
          R 66(Aeq): an LMC B supergiant with a massive cool and dusty wind     

   2922   Stahl, O., Wolf, B., Klare, G., Cassatella, A., Krautter, J.,         
          Persi, P., Ferrari-Toniolo, M. 1983, A&A, 127, 49.                    
          R 127: an S Dor type variable intermediate between Of and WN          

   2923   Stahl, O., Wolf, B., Leitherer, C., Zickgraf, F.-J., Krautter, J.,    
          de Groot, M. 1984, A&A, 140, 459.                
          Variable blue supergiants in the Large Magellanic Cloud: R 84, R 85,  
          and R 99                                                              

   2924   Stahl, O., Wolf, B. 1986, A&A, 154, 243.         
          New observational results of the LMC-S Dor variable R 127 during      
          outburst                                                              

   2925   Stahl, O., Wolf, B. 1987, A&A, 181, 293.         
          The peculiar emission-line supergiant HD 37836                        

   2926   Stahl, O., Wolf, B., Zickgraf, F.-J. 1987, A&A, 184, 193.             
          Photometry and spectroscopy of the eclipsing P Cygni star R81 in the  
          Large Magellanic Cloud                                                

   2927   Stahl, O., Wolf, B., Klare, G., Juttner, A., Cassatella, A. 
          1990, A&A, 228, 379.                                        
          Observations of the new Luminous Blue Variable R 110 of the Large     
          Magellanic Cloud during an F star-phase                               

   2928   Stahl, O., Aab, O., Smolinski, J., Wolf, B. 1991, A&A, 252, 693.      
          Stellar wind properties of A-type hypergiants                         

   2929   Stahl, O., Kaufer, A., Rivinius, T., Szeifert, T., Wolf, B.,          
           Gaeng, T., Gummersbach, C., Jankovics, I., Kovacs, J., Mandel, H.,   
           Pakull, M., Peitz, J. 1996, A&A, 312, 539.      
           Phase-locked photospheric and stellar wind variations of theta       
           Orionis C                                                            

   2930   Stalio, R., Franco, M.L. 1980, A&A, 84, 369.     
          BD +33 2642: a galactic halo blue star observed by IUE                

   2931   Stanghellini, L., Starrfield, S., Cox, A.N. 1990, A&A, 233, L13.      
          The cause of the pulsations of the white dwarf component in V471 Tauri

   2932   Starrfield, S., Shore, S.N., Sparks, W.M., Sonneborn, G.,             
          Truran, J.W., Politano, M. 1992, APJ, 391, L71.  
          A prediction of the gamma-ray flux from Nova Herculis 1991            

   2933   Starrfield, S.G., Cox, A.N., Hodson, S.W., Pesnell, W.D.    
          1983, ApJ, 268, L27.                                        
          The discovery of nonradial instability strips for hot, evolved stars  

   2934   Stecher, T.P., Maran, S.P., Gull, T.R. 1982, APJ, 262, L41.           
          Luminosities and masses for three central stars of planetary nebulae  
          in the Magellanic Clouds from ultraviolet spectroscopy with the IUE   

   2935   Steenman, H., The, P.S. 1991, AP&SS, 184, 9.     
          The anomalous extinction law. II. The effect of changing the lower    
          size cutoff of the particle size distribution                         

   2936   Stefl, S. 1985, BAIC, 36, 313.                   
          Properties and nature of Be stars. 12. The UV line spectrum of KX And 
          - is there a hot primary?                                             

   2937   Steidel, C.C. 1992, PASP, 104, 843.              
          The redshift evolution of QSO heavy-element absorption systems        

   2938   Stencel, R.E., Kondo, Y., Bernat, A.P., McCluskey, G.E.     
          1979, ApJ, 233, 621.                                        
          IUE observations of 32 Cygni: the effects of the B star within the    
          upper chromosphere of a late-type supergiant                          

   2939   Stencel, R.E., Sahade, J. 1980, APJ, 238, 929.   
          IUE observations of the peculiar M giant HD 4174                      

   2940   Stencel, R.E., Mullan, D.J. 1980, APJ, 238, 221. 
          Detection of mass loss in stellar chromospheres                       

   2941   Stencel, R.E., Mullan, D.J., Linsky, J.L., Basri, G.S., Worden, S.P.  
          1980, APJS, 44, 383.                             
          Outer atmospheres of cool stars. VII. High resolution, absolute flux  
          profiles of the Mg II h and k lines in stars of spectral types F8 to  
          M5                                                                    

   2942   Stencel, R.E., Chapman, R.D. 1981, APJ, 251, 597.
          The 1979-1980 eclipse of Zeta Aurigae. II. The emission spectrum      

   2943   Stencel, R.E., Linsky, J.L., Brown, A., Jordan, C., Carpenter, K.G.,  
          Wing, R.F., Czyzak, S. 1981, MNRAS, 196, 47P.    
          Density sensitive C II lines in cool stars of low gravity             

   2944   Stencel, R.E., Michalitsianos, A.G., Kafatos, M., Boyarchuk, A.A.     
          1982, APJ, 253, L77.                             
          Ultraviolet observations of the 1980 eclipse of the symbiotic star CI 
          Cygni                                                                 

   2945   Stencel, R.E. 1984, APJ, 281, L75.               
          Changes in the ultraviolet spectrum of EG Andromedae                  

   2946   Stencel, R.E., Hopkins, J.L., Hagen, W., Fried, R., Schmidtke, P.C.,  
          Kondo, Y., Chapman, R.D. 1984, APJ, 281, 751.    
          The 1982 eclipse of 31 Cygni                                          

   2947   Stencel, R.E., Carpenter, K.G., Hagen, W. 1986, APJ, 308, 859.        
          Ultraviolet and infrared observations of stars with "quenched"        
          chromospheres and the nature of mass loss                             

   2948   Stencel, R.E., Potter, D.E., Bauer, W.H. 1993, PASP, 105, 45.         
          Rapid mass-loss transients in VV Cephei                               

   2949   Stengler-Larrea, E.A., Boksenberg, A., Steidel, C.C.,                 
          Sargent, W.L.W., Bahcall, J.N., Bergeron, J., Hartig, G.F.,           
          Jannuzi, B.T., Kirhakos, S., Savage, B.D., Schneider, D.P.,           
          Turnshek, D.A., Weymann, R.J. 1995, APJ, 444, 64.
          The Hubble Space Telescope quasar absorption-line key project. V.     
          Redshift evolution of Lyman limit absorption in the spectra of a large
          sample of quasars                                                     

   2950   Stepien, K., Dominiczak, R. 1989, A&A, 219, 197. 
          Effective temperatures of Ap stars                                    

   2951   Stepien, K., Czechowski, W. 1993, A&A, 268, 187. 
          Spectrophotometric behavior of 56 Arietis                             

   2952   Stern, R.A., Skumanich, A. 1983, APJ, 267, 232.  
          Rapid rotation and stellar activity in the triple system HD 165590    

   2953   Stern, R.A., Uchida, Y., Walter, F., Vilhu, O., Hannikainen, D.,      
          Brown, A., Veale, A., Haisch, B.M. 1992, APJ, 391, 760.               
          Coordinated Ginga, IUE, and VLA observations of stellar activity in   
          Sigma-2 Coronae Borealis                                              

   2954   Stern, S.A., Skinner, T.E., Brosch, N., Van Santvoort, J.,            
          Trafton, L.M. 1989, APJ, 342, 533.               
          The UV spectrum of Pluto-Charon: IUE observations from 2600 to 3100 A 

   2955   Stern, S.A., Skinner, T.E., Brosch, N., Van Santvoort, J.,            
          Trafton, L.M. 1989, APJ, 341, L107.              
          The first UV spectrum of Triton: IUE observations from 2600 to 3200 A 

   2956   Stern, S.A., Festou, M.C., Van Santvoort, J., Buratti, B.J.  
          1990, AJ, 100, 1676.                                       
          The first UV spectrum of a Uranian satellite: IUE observations of     
          Oberon from 2650-3200 A                                               

   2957   Stern, S.A., Brosch, N., Barker, E.S., Gladstone, G.R.   
          1991, Icarus, 92, 332.                                         
          Rotationally resolved midultraviolet studies of Triton and the        
          Pluto/Charon system I: IUE results                                    

   2958   Stern, S.A., Green, J.C., Cash, W., Cook, T.A. 1992, ICARUS, 95, 157. 
          Helium and argon abundance constraints and the thermal evolution of   
          Comet Austin (1989c1)                                                 

   2959   Stern, S.A. 1993, ICARUS, 102, 170.              
          Properties and tentative identification of the strongly UV-absorbing  
          surface constituent on Triton                                         

   2960   Stern, S.A., Trafton, L.M. 1994, ICARUS, 112, 533.                    
          The ultraviolet spectrum of Triton from HST: first results            

   2961   Sternberg, A. 1989, APJ, 347, 863.               
          Ultraviolet fluorescent molecular hydrogen emission                   

   2962   Stevens, I.R., Willis, A.J. 1988, MNRAS, 234, 783.                    
          The expected X-ray luminosity of HD 50896                             

   2963   Stevens, I.R. 1993, APJ, 404, 281.               
          Colliding wind binary systems: Monte Carlo simulations of line-profile
          variability                                                           

   2964   Stickland, D.J., Harmer, D.L. 1978, A&A, 70, L53.
          The discovery of a hot companion to HR 8752                           

   2965   Stickland, D.J. 1979, A&A, 77, 359.              
          The UV spectrum of the possible radio star HD 26676                   

   2966   Stickland, D.J., Dworetsky, M.M. 1980, MNRAS, 191, 33P.               
          Does Phi Herculis have a corona?                                      

   2967   Stickland, D.J., Lambert, D.L. 1981, A&A, 102, 296.                   
          A high resolution IUE spectrum of the G0-G5 Ia supergiant HR 8752     

   2968   Stickland, D.J., Penn, C.J., Seaton, M.J., Snijders, M.A.J.,          
          Storey, P.J. 1981, MNRAS, 197, 107.              
          Nova Cygni 1978 - I. The nebular phase                                

   2969   Stickland, D.J., Sanner, F. 1981, MNRAS, 197, 791.                    
          Far UV observations of late K and M type stars                        

   2970   Stickland, D.J., Cassatella, A., Ponz, D. 1982, MNRAS, 199, 1113.     
          Mira B                                                                

   2971   Stickland, D.J., Williams, D. 1983, OBS, 103, 58.
          Psi3 Piscium and the rotation-activity connexion                      

   2972   Stickland, D.J., Bromage, G.E., Budding, E., Burton, W.M.,            
          Howarth, I.D., Jameson, R., Sherrington, M.R., Willis, A.J. 
          1984, A&A, 134, 45.                                         
          Ultraviolet, optical and infrared observations of the Wolf-Rayet      
          contact-eclipsing binary CQ Cephei                                    

   2973   Stickland, D.J., Kelly, B.D., Cooke, J.A., Coulson, I.,               
          Engelbrecht, C., Kilkenny, D., Spencer-Jones, J.     
          1984, MNRAS, 206, 819.
          RZ Gru - a UX UMa 'disc star'                                         

   2974   Stickland, D., Pike, C., Lloyd, C., Howarth, I. 1987, A&A, 184, 185.
          A study of the massive O-type binary Iota Orionis                     

   2975   Stickland, D.J. 1987, OBS, 107, 5.               
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          1: Iota Orionis                                                       

   2976   Stickland, D.J. 1987, OBS, 107, 68.              
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          2: Plaskett's Star                                                    

   2977   Stickland, D.J., Lloyd, C. 1988, OBS, 108, 174.  
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          4: AO Cassiopeiae                                                     

   2978   Stickland, D.J. 1989, OBS, 109, 74.              
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          5: 29 (UW) Canis Majoris                                              

   2979   Stickland, D.J., Lloyd, C. 1990, OBS, 110, 1.    
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          6: Gamma 2 Velorum                                                    

   2980   Stickland, D.J., Howarth, I.D. 1991, OBS, 111, 23.                    
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          7: V861 Scorpii (HD 152667)                                           

   2981   Stickland, D.J. 1991, OBS, 111, 113.             
          The Zeta Aurigae-type binary AL Velorum                               

   2982   Stickland, D.J. 1991, OBS, 111, 225.             
          The remarkable ultraviolet spectrum of HD 43246                       

   2983   Stickland, D.J. 1992, MNRAS, 257, 21P.           
          The radial velocity and binarity of X Persei                          

   2984   Stickland, D.J. 1992, OBS, 112, 123.             
          Radial velocities of the IUE calibration stars                        

   2985   Stickland, D.J., Lloyd, C., Koch, R.H., Pachoulakis, I.,              
          Pfeiffer, R.J. 1992, OBS, 112, 150.              
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          9: Y Cygni (HD 198846)                                                

   2986   Stickland, D.J., Koch, R.H., Pfeiffer, R.J. 1992, OBS, 112, 277.      
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          10: CW Cephei (HD 218066)                                             

   2987   Stickland, D.J., Lloyd, C. 1993, MNRAS, 264, 935.
          The radial velocity and binarity of HD 153919 (4U 1700-37)            

   2988   Stickland, D.J., Koch, R.H., Pachoulakis, I., Pfeiffer, R.J.     
          1993, OBS, 113, 139.                                   
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          11: Delta Circini (HD 135240)                                         

   2989   Stickland, D.J., Koch, R.H., Pachoulakis, I., Pfeiffer, R.J.     
          1993, OBS, 113, 204.                                   
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          12: HD 159176                                                         

   2990   Stickland, D.J., Lloyd, C. 1993, OBS, 113, 256.  
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          13: HD 93205                                                          

   2991   Stickland, D.J., Lloyd, C. 1994, OBS, 114, 41.   
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          14: HD 49798                                                          

   2992   Stickland, D.J., Koch, R.H., Pachoulakis, I., Pfeiffer, R.J.     
          1994, OBS, 114, 107.                                   
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          15: LY Aurigae (HD 35921)                                             

   2993   Stickland, D.J., Lloyd, C., Corcoran, M.F. 1994, OBS, 114, 284.       
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          16: EM Carinae (HD 97484)                                             

   2994   Stickland, D.J. 1995, OBS, 115, 180.             
           Spectroscopic binary orbits from ultraviolet radial velocities,      
           Paper 17: HD206267                                                   

   2995   Stickland, D.J., Lloyd, C., Koch, R.H., Pachoulakis, I.     
          1995, OBS, 115, 317.                                        
          Spectroscopic binary orbits from ultraviolet radial velocities. Paper 
          18: TU Muscae (HD 100213)                                             

   2996   Stickland, D.J., Sahade, J., Henrichs, M. 1996, Obs, 116, 85.         
           Spectroscopic binary orbits form ultraviolet radial velocities.      
           Paper 19: mu 1 Scorpii (HD151890)                                    

   2997   Stickland, D.J., Koch, R.H. 1996, Obs, 116, 145. 
           Spectroscopic binary orbits from ultraviolet radial velocities.      
           Paper 20: HD149404                                                   

   2998   Stickland, D.J., LLoyd, C., Penny, L.R., Gies, D.R., Bagnuolo, W.G.   
           1996, Obs, 116, 226.                            
           Spectroscopic binary orbits from ultraviolet radial velocities.      
           Paper 21: HD152248                                                   

   2999   Stickland, D.J. 1996, Obs, 116, 294.             
           Spectroscopic binary orbits from ultraviolet radial velocities.      
           Paper 22: HD48099                                                    

   3000   Stickland, D.J., Lloyd, C., Koch, R.H., Pachoulakis, I.               
           1996, Obs, 116, 387.                            
           Spectroscopic binary orbits from ultraviolet radial velocities.      
           Paper 23: pi Scorpii (HD143018)                                      

   3001   Stickland, D.J. 1997, Obs 117, 37.               
           Three massive binaries and the Struve-Sahade Effect                  

   3002   Stickland, D.J., Lloyd, C., Radzium-Woodham, A. 1996, MNRAS, 286, 21  
           The orbit of the supergiant component of Vela X-1 derived from IUE   
           radial velocities                                                    

   3003   Stirpe, G.M., Winge, C., Altieri, B., Alloin, D., Aguero, E.L.,       
          Anupama, G.C., Ashley, R., Bretram, R., Calderon, J.H.,               
          Catchpole, R.M., Corradi, R.L.M., Covino, E., Dottori, H.A.,          
          Feast, M.W., Ghosh, K.K., Gil Hutton, R., Glass, I.S., Grebel, E.K.,  
          Jorda, L., Koen, C., Laney, C.D., Maia, M., Marang, F., Mayya, Y.D.,  
          Morrell, N., Nakada, Y., Pastoriza, M.G., Pati, A.K., Pelat, D.,      
          Peterson, B.M., Prabhu, T.P., Roberts, G., Sagar, R., Salamanca, I.,  
          Sekiguchi, K., Storchi-Bergmann, T., Subramaniam, A.,                 
          van Winckel, H., van Wyk, F., Villada, M., Wagner, R.M.,              
          Whitelock, P.A., Winkler, H., Clavel, J., Dietrich, M.,               
          Kollatschny, W., O'Brien, P.T., Perola, G.C., Recondo-Gonzalez, M.C., 
          Rodriguez-Pascual, P., Santos-Lleo, M. 1994, APJ, 425, 609.           
          Steps toward determination of the size and structure of the broad-line
          region in active galactic nuclei. VI. Variability of NGC 3783 from    
          ground-based data                                                     

   3004   Stocke, J.T., Case, J., Donahue, M., Shull, J.M., Snow, T.P.     
          1991, APJ, 374, 72.                                    
          New observations of the gas cloud associated with the quasar-galaxy   
          pair 3C 232/NGC 3067                                                  

   3005   Stocke, J., Shull, J., Granados, A., Sachs, E. 1994, AJ, 108, 1178.
          Satellite emission features in two Seyfert galaxies: new evidence that
          radio-quiet AGN possess subrelativistic winds                         

   3006   Stocke, J.T., Shull, J.M., Penton, S., Donahue, M., Carilli, C.  
          1995, APJ, 451, 24.                                    
          The local Ly-alpha forest: association of clouds with superclusters   
          and voids                                                             

   3007   Stoner, R., Ptak, R. 1984, APJ, 280, 516.        
          C IV lambda 1550 emission profiles in IUE spectra of Seyfert 1        
          galaxies                                                              

   3008   Stoner, R., Ptak, R., Gregory, S. 1984, APJ, 285, 69.                 
          The variable component of the NGC 4151 IUE spectrum: evidence for an  
          expanding spherical emission shell                                    

   3009   Stoner, R., Ptak, R. 1985, APJ, 297, 611.        
          Evidence for supermassive stars in three Seyfert galaxy nuclei from   
          IUE spectra                                                           

   3010   Storchi-Bergmann, T., Kinney, A.L., Challis, P. 1995, APJS, 98, 103.  
          Ultraviolet to near-infrared spectral distributions of star-forming   
          and Seyfert 2 galaxies                                                

   3011   Strassmeier, K.G., Hall, D.S., Fekel, F.C., Scheck, M.     
          1993, A&AS, 100, 173.                                        
          A catalog of chromospherically active binary stars (second edition)   

   3012   Sun, W.-H., Malkan, M.A. 1989, APJ, 346, 68.     
          Fitting improved accretion disk models to the multiwavelength continua
          of quasars and active galactic nuclei                                 

   3013   Suntzeff, N.B., Bouchet, P. 1990, AJ, 99, 650.   
          The bolometric light curve of SN 1987A. I. Results from ESO and CTIO U
          to Q0 photometry                                                      

   3014   Surdej, J., Heck, A. 1982, A&A, 116, 80.         
          The far-UV spectrum of the low-excitation planetary nebula HD 138403  

   3015   Szeifert, Th., Stahl, O., Wolf, B., Zickgraf, F.-J., Bouchet, P.,     
          Klare, G. 1993, A&A, 280, 508.                   
          R 40: the first luminous blue variable in the Small Magellanic Cloud  

   3016   Szkody, P., Crosa, L. 1981, APJ, 251, 620.       
          Lanning 10 and 33: the X-ray, UV, and optical fluxes                  

   3017   Szkody, P. 1981, APJ, 247, 577.                  
          IUE observations of eight dwarf novae: a study of the outburst cycle  
          from 0.12 to 3.5 microns                                              

   3018   Szkody, P. 1981, PASP, 93, 456.                  
          Stepanian's star: the energy distribution reveals a nontypical        
          cataclysmic variable                                                  

   3019   Szkody, P. 1982, APJ, 261, 200.                  
          Ultraviolet comparisons of normal outbursts and a supermaximum in two 
          dwarf novae                                                           

   3020   Szkody, P., Raymond, J.C., Capps, R.W. 1982, APJ, 257, 686.           
          The low state of AM Herculis: observations from 0.12 to 10 microns    

   3021   Szkody, P., Downs, P.A. 1982, PASP, 94, 328.     
          IUE and optical observations of MV Lyrae at intermediate and low      
          states                                                                

   3022   Szkody, P., Shafter, A.W. 1983, PASP, 95, 509.   
          A multiwavelength study of the short-period cataclysmic variable V442 
          Ophiuchi                                                              

   3023   Szkody, P., Shafter, A.W., Cowley, A.P. 1984, APJ, 282, 236.          
          IR Geminorum: indications of a massive white dwarf and a heated       
          secondary in this new SU Ursae Majoris cataclysmic variable           

   3024   Szkody, P., Mateo, M. 1984, APJ, 280, 729.       
          An unprecedented UV/optical flare in TV Columbae                      

   3025   Szkody, P. 1985, AJ, 90, 1837.                   
          Multiwavelength observations of eleven cataclysmic variables          

   3026   Szkody, P., Liebert, J., Panek, R.J. 1985, APJ, 293, 321.             
          IUE results on the AM Herculis stars CW 1103, E1114, and PG 1550      

   3027   Szkody, P., Mateo, M. 1986, APJ, 301, 286.       
          Z Camelopardalis: outburst P Cygni profiles and quiescent continuum   

   3028   Szkody, P., Howell, S.B., Kennicutt, R. 1986, PASP, 98, 1151.         
          X-ray, UV, and optical observations of the dwarf nova BV Puppis       

   3029   Szkody, P., Osborne, J., Hassall, B.J.M. 1988, APJ, 328, 243.         
          Exosat and IUE observations of SW UMa during superoutburst            

   3030   Szkody, P., Mateo, M. 1988, PASP, 100, 1111.     
          Analysis of IUE data on V426 Ophiuchi: outburst and orbital           
          variability                                                           

   3031   Szkody, P., Downes, R., Mateo, M. 1988, PASP, 100, 362.               
          White dwarfs in cataclysmic variables: low state IUE observations of  
          V794 Aquilae, MR Serpentis, and AN Ursae Majoris                      

   3032   Szkody, P., Downes, R.A., Mateo, M. 1990, PASP, 102, 1310.            
          IUE and optical data during the low state of H0538+608 (BY            
          Camelopardalis)                                                       

   3033   Szkody, P., Mattei, J., Waagen, E., Stablein, C. 1991, APJS, 76, 359.
          The interoutburst behavior of cataclysmic variables                   

   3034   Szkody, P., Ingram, D. 1994, APJ, 420, 830.      
          The masses of V838 Herculis (Nova Herculis 1991) and QZ Aurigae       

   3035   Szkody, P., Silber, A., Sion, E., Downes, R., Howell, S.,             
           Costa, E., Moreno, H. 1996, AJ, 111, 2379.      
           IUE and optical spectra of AL Comae Berenices during a rare          
           superoutburst                                                        

   3036   Szkody, P., Silber, A. 1996, AJ, 112, 289.       
           IUE observations of four known/suspected magnetic cataclysmic        
           variables                                                            

   3037   Tadhunter, C.N., Perez, E., Fosbury, R.A.E. 1986, MNRAS, 219, 555.    
          An ultraviolet and optical study of the broad-line radio galaxy 3C 382

   3038   Tagliaferri, G., White, N.E., Doyle, J.G., Culhane, J.L.,             
          Hassall, B.J.M., Swank, J.H. 1991, A&A, 251, 161.
          A study of the flaring and quiescent X-ray and UV emission from II    
          Pegasi                                                                

   3039   Takada-Hidai, M., Sadakane, K., Jugaku, J. 1986, APJ, 304, 425.       
          The abundance of gallium in B-type chemically peculiar stars          

   3040   Takalo, L.O., Nousek, J.A. 1988, APJ, 327, 328.  
          Phase-resolved IUE observations of AM Herculis system E1405-451       

   3041   Takeda, Y. 1994, PASJ, 46, 181.                  
          Spectroscopic determinations of stellar parameters and photospheric   
          helium abundances for Alpha Cygni and Beta Orionis                    

   3042   Talavera, A., Gomez de Castro, A.I. 1987, A&A, 181, 300.              
          The UV high resolution spectrum of A-type supergiants                 

   3043   Tanzi, E.G., Tarenghi, M., Treves, A., Howarth, I.D., Willis, A.J.,   
          Wilson, R. 1980, A&A, 83, 270.                   
          Ultraviolet observations of AM Hercules                               

   3044   Tanzi, E.G., Barr, P., Bouchet, P., Chiappetti, L., Cristiani, S.,    
          Falomo, R., Giommi, P., Maraschi, L., Treves, A. 1986, APJ, 311, L13. 
          Multifrequency observations of the blazar PKS 0537-441 in a moderately
          active state                                                          

   3045   Tarafdar, S., Krishna Swamy, K., Vardya, M. 1980, MNRAS, 192, 417.
          Molecules in celestial objects - I. Circumstellar CO in 9 Cephei (B2  
          Ib)                                                                   

   3046   Tarafdar, S.P., Krishna Swamy, K.S. 1981, MNRAS, 196, 67.             
          Molecules in celestial objects - II. IUE observations of CO towards   
          Psi Persei (B5 Ve)                                                    

   3047   Tarafdar, S.P., Krishna Swamy, K.S. 1982, MNRAS, 200, 431.            
          Molecules in celestial objects. - III. Study of CO in interstellar    
          diffuse clouds                                                        

   3048   Tarafdar, S.P. 1983, MNRAS, 204, 1081.           
          Molecules in celestial objects - IV. IUE observation of CO lines      
          towards Be stars with low reddening                                   

   3049   Tarafdar, S.P., Agrawal, P.C. 1984, MNRAS, 207, 809.                  
          IUE observation of RS CVn-like binary Sigma Corona Borealis           

   3050   Tarenghi, M., Tanzi, E.G., Treves, A., Glencross, W.M., Howarth, I.,  
          Hammerschlag-Hensberge, G., van den Heuvel, E.P.J.,                   
          Lamers, H.J.G.L.M., Burger, M., Whitelock, P.A. 1981, A&AS, 43, 353.  
          UV and optical observations of X-ray sources in the Magellanic Clouds 

   3051   Taresch, G., Kudritzki, R., Hurwitz, M., Bowyer, S., Pauldrach, A., 
           Puls, J., Butler, K., Lennon, D., Haser, S. 1997, A&A, 321, 531.
           Quantitative analysis of the FUV, UV and optical spectrum of the     
           O3 star HD93129A                                                     

   3052   Taylor, A.R., Waters, L.B.F.M, Lamers, H.J.G.L.M., Persi, P.,         
          Bjorkman, K.S. 1987, MNRAS, 228, 811.            
          Radio detection of the Be star Psi Persei                             

   3053   Teays, T.J., Schmidt, E.G., Fracassini, M.,                           
          Pasinetti Fracassini, L.E. 1989, APJ, 343, 916.  
          The chromosphere of Beta Cassiopeiae                                  

   3054   Tektunali, H.G. 1989, AP&SS, 158, 223.           
          The ultraviolet spectrum of the binary system KS Persei (HD 30353)    

   3055   Telting, J.H., Kaper, L. 1994, A&A, 284, 515.    
          Long-term periodic variability in UV absorption lines of the Be star  
          Gamma Cassiopeiae: on the relation with V/R variations in the H-beta  
          line                                                                  

   3056   Terlevich, E., Diaz, A.I., Terlevich, R., Garcia Vargas, M.L.    
          1993, MNRAS, 260, 3.                                   
          New detections of Lyman-alpha emission in young galaxies              

   3057   Thaller, M., Bagnuolo, W., Gies, D., Penny, L. 1995, APJ, 448, 878.
          Tomographic separation of composite spectra. III. Ultraviolet         
          detection of the hot companion of Phi Persei                          

   3058   The, P.S., Wesselius, P.R., Tjin A Djie, H.R.E., Steenman, H.    
          1986, A&A, 155, 347.                                   
          Studies of the Chamaeleon star-forming region. II. The                
          pre-main-sequence stars HD 97048 and HD 97300                         

   3059   The, P.S., Perez, M.R., de Winter, D., van den Ancker, M.E. 
          1993, A&A, 269, 181.                                        
          The new Be-type star HD 147196 in the Rho Ophiuchi dark cloud region  

   3060   The, P.S., Perez, M.R., Voshchinnikov, N., vanden Ancker, M.          
           1996, A&A, 314, 233.                            
           The variable Herbig Ae star HR5999, XII: Its circumstellar           
           extinction law                                                       

   3061   Theissen, A., Moehler, S., Heber, U., Schmidt, J.H.K., de Boer, K.S.  
          1995, A&A, 298, 577.                             
          Hot subluminous stars at high galactic latitudes. V. UV spectra of    
          binary and peculiar hot subdwarf stars                                

   3062   Thejll, P., MacDonald, J., Saffer, R. 1991, A&A, 248, 448.            
          The infrared excess of Feige 34                                       

   3063   Thejll, P., Vennes, S., Shipman, H.L. 1991, APJ, 370, 355.            
          A critical analysis of the ultraviolet temperature scale of the       
          helium-dominated DB and DBV white dwarfs                              

   3064   Thejll, P. 1992, A&A, 264, 86.                   
          Is the star 'BS' a member of the cluster 47 Tucanae?                  

   3065   Thejll, P., Ulla, A., MacDonald, J. 1995, A&A, 303, 773.              
          Infrared flux excesses from hot subdwarfs                             

   3066   Thiering, I., Reimers, D. 1993, A&A, 274, 838.   
          Ultraviolet observations of the circumstellar envelope of Alpha-1 Her 
          in the line of sight of Alpha-2 Her                                   

   3067   Thompson, G.I., Nandy, K., Morgan, D.H., Houziaux, L.     
          1988, MNRAS, 230, 429.                                        
          Effective temperatures and radii of Small Magellanic Cloud supergiants

   3068   Thompson, R.W., Turnrose, B.E., Bohlin, R.C. 1982, A&A, 107, 11.      
          IUE data reduction                                                    

   3069   Thorstensen, J.R., Ringwald, F.A., Wade, R.A, Schmidt, G.D.,          
          Norsworthy, J.E. 1991, AJ, 102, 272.             
          PG 0027+260: an example of a class of cataclysmic binaries with       
          mysterious, but consistent, behavior                                  

   3070   Thorstensen, J.R., Vennes, S., Bowyer, S. 1996, ApJ, 457, 390.        
           The 0.8 day orbit of the pre-cataclysmic binary EUVE J1016-053       

   3071   Thuan, T.X. 1984, APJ, 281, 126.                 
          Ultraviolet observations of starburst and mini-Seyfert galactic nuclei

   3072   Tjin A Djie, H.R.E., The, P.S., Hack, M., Selvelli, P.L.    
          1982, A&A, 106, 98.                                         
          The variable shell star HR 5999. VI. Strong chromospheric and         
          transition region emission lines in the ultraviolet spectrum of a     
          Herbig Ae star                                                        

   3073   Tjin A Djie, H.R.E., Remijn, L., The, P.S. 1984, A&A, 134, 273.       
          A study of the Herbig Ae-type stars UX Ori and CD -44 3318 based on   
          IUE spectra, and on visual and infrared photometry                    

   3074   Tobin, W., Kaufmann, J.P. 1984, MNRAS, 207, 369. 
          Analysis of the three high-velocity B stars HD 125924, 165955 and CPD 
          -72 1184                                                              

   3075   Tobin, W. 1986, A&A, 155, 326.                   
          Low-resolution IUE observations of four unreddened, 11th magnitude B  
          stars at high galactic latitudes                                      

   3076   Tomasako, M.G., Karkoschka, E. 1986, ICARUS, 65, 218.                 
          Observations of the limb darkening of Jupiter at ultraviolet          
          wavelengths and constraints on the properties and distribution of     
          stratospheric aerosols                                                

   3077   Tomov, T., Zamanov, R., Kolev, D., Georgiev, L., Antov, A.,           
          Mikolajewski, M., Esipov, V. 1992, MNRAS, 258, 23.                    
          MWC 560: jets or optically thick expanding envelope?                  

   3078   Torres, A.V., Conti, P.S., Massey, P. 1986, APJ, 300, 379.            
          Spectroscopic studies of Wolf-Rayet stars. III. The WC subclass       

   3079   Torres, A.V. 1987, APJ, 322, 949.                
          Ultraviolet interstellar extinction toward NGC 6530 and the intrinsic 
          energy distribution of 9 Sagittarii and HD 165052                     

   3080   Torres-Peimbert, S., Peimbert, M., Daltabuit, E. 1980, APJ, 238, 133. 
          IUE and visual observations of the Orion Nebula and IC 418: the carbon
          abundance                                                             

   3081   Torres-Peimbert, S., Pena, M. 1981, RMAA, 6, 301.
          Ultraviolet observations of planetary nebulae. NGC 6572, NGC 5315 and 
          BD+30 3639                                                            

   3082   Torres-Peimbert, S., Peimbert, M., Pena, M. 1990, A&A, 233, 540.      
          Planetary nebulae with a high degree of ionization: NGC 2242 and NGC  
          4361                                                                  

   3083   Tozzi, G.P., Feldman, P.D., Weaver, H.A. 1994, A&A, 285, L9.          
          Observations of the OH Meinel system in comet P/Swift-Tuttle          

   3084   Trafton, L.M., Watson, J.K.G. 1992, APJ, 385, 320.                    
          Occurrence of global-scale emissions on Jupiter: proposed             
          identification of Jovian dimer H2 emission                            

   3085   Treves, A., Chiappetti, L., Tanzi, E., Tarenghi, M., Gursky, H.,      
          Dupree, A.K., Hartmann, L.W., Raymond, J., Davis, R.J., Black, J.,    
          Matilsky, T.A., Vanden Bout, P., Sanner, F., Pollard, G.,             
          Sanford, P.W., Joseph, R.D., Meikle, W.P.S. 1980, APJ, 242, 1114.     
          Ultraviolet, X-ray, and infrared observations of HDE 226868 = Cygnus  
          X-1                                                                   

   3086   Treves, A., Drew, J., Falomo, R., Maraschi, L., Tanzi, E.G.,          
          Wilson, R. 1985, MNRAS, 216, 529.                
          UV and optical observations of PG 1351+64, a bright Seyfert galaxy or 
          a low-luminosity QSO                                                  

   3087   Treves, A., Belloni, T., Bouchet, P., Chiappetti, L., Falomo, R.,     
          Maraschi, L., Tanzi, E.G. 1988, APJ, 335, 142.   
          The ultraviolet-optical-infrared energy distribution of LMC X-3:      
          observation of an accretion disk around a black hole                  

   3088   Treves, A., Bouchet, P., Chiappetti, L., Ciapi, A., Falomo, R.,       
          Maraschi, L., Tanzi, E.G. 1988, APJ, 330, 178.   
          The X-ray to infrared energy distribution of the quasar PG 0026+129   

   3089   Treves, A., Morini, M., Chiappetti, L., Fabian, A., Falomo, R.,       
          Maccagni, D., Maraschi, L., Tanzi, E.G., Tagliaferri, G.    
          1989, ApJ, 341, 733.                                        
          Simultaneous X-ray, ultraviolet, and optical observations of the BL   
          Lacertae object PKS 2155-304                                          

   3090   Treves, A., Bonelli, G., Chiappetti, L., Falomo, R., Maraschi, L.,    
          Tagliaferri, G., Tanzi, E.G. 1990, APJ, 359, 98. 
          X-ray and ultraviolet observations of the Seyfert galaxy MCG 8-11-11  

   3091   Treves, A., Belloni, T., Corbet, R.H.D., Ebisawa, K., Falomo, R.,     
          Makino, F., Makishima, K., Maraschi, L., Miyamoto, S., Tanzi, E.G.    
          1990, APJ, 364, 266.                             
          Simultaneous X-ray, ultraviolet, and optical observations of LMC X-3  

   3092   Treves, A., Fink, H.H., Malkan, M., Wagner, S.J., Wilkes, B.J.,       
          Baganoff, F., Heidt, J., Pian, E., Sadun, A., Schaeidt, S.,           
          Bonnell, J.T., Brinkmann, W., de Martino, D., Maraschi, L.,           
          Tanzi, E.G., Ulrich, M.H., Wamsteker, W. 1995, APJ, 442, 589.         
          Multifrequency observations of KAZ 102 during the ROSAT all-sky survey

   3093   Tripp, T.M., Green, R.F., Bechtold, J. 1990, APJ, 364, L29.           
          IUE observations of PG 1115+080: the He I Gunn-Peterson test and a    
          search for the lensing galaxy                                         

   3094   Tripp, T.M., Sembach, K.R., Savage, B.D. 1993, APJ, 415, 652.         
          Forbidden velocity gas detected in ultraviolet interstellar absorption
          toward four distant inner galaxy stars                                

   3095   Tripp, T.M., Bechtold, J., Green, R.F. 1994, APJ, 433, 533.           
          Spectral energy distributions of the brightest Palomar-Green quasars  
          at intermediate redshifts                                             

   3096   Truong, K.Q., Bruhweiler, F.C. 1991, APJ, 379, 609.                   
          IUE observations of NGC 1068: the extended high-ionization emission   
          region                                                                

   3097   Turnshek, D.A., Foltz, C.B., Weymann, R.J., Lupie, O.L.,              
          McMahon, R.G., Peterson, B.M. 1985, APJ, 294, L1.
          Observations of the low-redshift broad absorption line QSO PG         
          1700+518: limits on the fraction of QSOs with broad absorption lines  
          at low redshift and the physical conditions in the broad absorption   
          line region                                                           

   3098   Turnshek, D.A., Grillmair, C.J. 1986, APJ, 310, L1.                   
          More low-redshift broad absorption line QSOs                          

   3099   Turnshek, D.A., Bohlin, R.C., Williamson, R.L., Lupie, O.L.,          
          Koornneef, J., Morgan, D.H. 1990, AJ, 99, 1243.  
          An atlas of Hubble Space Telescope photometric, spectrophotometric,   
          and polarimetric calibration objects                                  

   3100   Turnshek, D.A., Bohlin, R.C. 1993, APJ, 407, 60. 
          Damped Lyman-alpha absorption in Q 0957+561 A,B                       

   3101   Turnshek, D.A., Espey, B.R., Kopko, M., Rauch, M., Weymann, R.J.,     
          Jannuzi, B.T., Boksenberg, A., Bergeron, J., Hartig, G.F.,            
          Sargent, W.L.W., Savage, B.D., Schneider, D.P., Wolfe, A.M. 
          1994, ApJ, 428, 93.                                         
          The HST Quasar Absorption Line Key Project. IV. HST Faint Object      
          Spectrograph and ground-based observations of the unusual low-redshift
          broad absorption-line quasi-stellar object PG 0043+039                

   3102   Turnshek, D.A., Monier, E., Sirola, C., Espey, B. 1997, ApJ, 476, 40  
           The HST FOS survey for broad absorption lines in a sample of         
           low-redshift, weak-OIII quasars                                      

   3103   Tweedy, R.W., Napiwotzki, R. 1992, MNRAS, 259, 315.                   
          The central star of S 216                                             

   3104   Tweedy, R.W., Holberg, J.B., Barstow, M.A., Bergeron, P.,             
          Grauer, A.D., Liebert, J., Fleming, T.A. 1993, AJ, 105, 1938.         
          RE 1016-053: a pre-cataclysmic binary, and the first extreme          
          ultraviolet and X-ray detections of a DAO white dwarf                 

   3105   Tweedy, R.W. 1993, MNRAS, 260, 855.              
          The presence of Fe VII and of low-ionization features in the UV       
          spectra of central stars of planetary nebulae                         

   3106   Ulla, A.M., Solheim, J.-E. 1990, AP&SS, 169, 189.
          IUE-spectra of the four interacting binary white dwarf stars: AM CVn, 
          PG 1346+082, V803 Cen, and GP Com. A comparative study                

   3107   Ulrich, M.-H, Boksenberg, A., Bromage, G.E., Clavel, J., Elvius, A.,  
          Penston, M.V., Perola, G.C., Snijders, M.A.J. 1991, APJ, 382, 483.    
          The ultraviolet spectrum of NGC 4151 from 1978 to 1990: general       
          characteristics and evolution                                         

   3108   Ulrich, M.-H., Boksenberg, A., Bromage, G., Carswell, R., Elvius, A., 
          Gabriel, A., Gondhalekar, P.M., Lind, J., Lindegren, L.,              
          Longair, M.S., Penston, M.V., Perryman, M.A.C., Pettini, M.,          
          Perola, G.C., Rees, M., Sciama, D., Snijders, M.A.J., Tanzi, E.,      
          Tarenghi, M., Wilson, R. 1980, MNRAS, 192, 561.  
          Detailed ultraviolet observations of the quasar 3C 273 with IUE       

   3109   Ulrich, M.-H., Boisson, C. 1983, APJ, 267, 515.  
          The ultraviolet spectrum of the Seyfert galaxies NGC 3516 and NGC 5548

   3110   Ulrich, M.-H., Hackney, K.R.H., Hackney, R.L., Kondo, Y.    
          1984, ApJ, 276, 466.                                        
          Variability of the ultraviolet spectrum of BL Lacertae objects        

   3111   Ulrich, M.-H., Boksenberg, A., Bromage, G.E., Clavel, J., Elvius, A., 
          Penston, M.V., Perola, G.C., Pettini, M., Snijders, M.A.J.,           
          Tanzi, E.G., Tarenghi, M. 1984, MNRAS, 206, 221. 
          Detailed observations of NGC 4151 with IUE - III. Variability of the  
          strong emission lines from 1978 February to 1980 May                  

   3112   Ulrich, M.-H., Courvoisier, T.J.-L., Wamsteker, W. 1988, A&A, 204, 21.
          Variations of the ultraviolet spectrum of 3C 273: 9 years of IUE data 

   3113   Ulrich, M.-H. 1988, MNRAS, 230, 121.             
          Far-ultraviolet absorption lines in active galaxies                   

   3114   Ulrich, M.-H., Fink, H.H., Schaeidt, S., Baganoff, F., Malkan, M.A.,  
          Heidt, J., Wagner, S. 1992, A&A, 266, 183.       
          Multiwavelength observations of the quasar Q 1821+643 during the ROSAT
          All Sky Survey                                                        

   3115   Ulrich, M.-H., Courvoisier, T.J.-L., Wamsteker, W. 1993, APJ, 411,    
          125.                                             
          The time variability of the ultraviolet continuum and Lyman-alpha in  
          3C 273                                                                

   3116   Ulrich, M.-H., Molendi, S. 1995, A&A, 293, 641.  
          Observations and models of the UV/soft X-ray spectrum of thequasar PG 
          1116+215                                                              

   3117   Ulrich, M.-H. 1996, MNRAS, 281, 907.             
           The narrow variable components of CIV in NGC4151 from 1981 to 1987   

   3118   Ulrich, M.-H., Horne, K. 1996, MNRAS, 283, 748.  
           A month in the life of NGC4151: velocity delay maps of the broad-    
          line region                                                           

   3119   Ulrich, M.H., Molendi, S. 1996, ApJ, 457, 77.    
           The ROSAT-PSPC spectrum of bright, low-z quasars                     

   3120   Underhill, A.B. 1979, APJ, 234, 528.             
          The effective temperature, radius, rate of mass loss, and luminosity  
          of P Cygni, HD 190603, Kappa Cassiopeae and Rho Leonis                

   3121   Underhill, A.B. 1980, APJ, 240, L153.            
          A suggestion concerning the generation of the physical state of       
          stellar mantles                                                       

   3122   Underhill, A.B. 1980, APJ, 235, L149.            
          The C IV resonance lines in B and early A supergiants                 

   3123   Underhill, A.B. 1981, A&A, 97, L9.               
          Evidence for autoionization and dielectronic recombination of Si II in
          the atmospheres of B-type stars                                       

   3124   Underhill, A.B. 1982, APJ, 263, 741.             
          Angular diameters, effective temperatures, radii, and luminosities of 
          O3, O4, and O5 stars                                                  

   3125   Underhill, A.B. 1983, APJ, 266, 718.             
          The angular diameters, effective temperatures, radii, and luminosities
          of 10 Wolf-Rayet stars                                                

   3126   Underhill, A.B. 1983, APJ, 268, L127.            
          Possible evidence for the driving of the winds of hot stars by Alfven 
          waves                                                                 

   3127   Underhill, A.B. 1983, APJ, 265, 933.             
          An alternative model for the atmospheres of Wolf-Rayet and O stars    

   3128   Underhill, A.B., Fahey, R.P. 1984, APJ, 280, 712.
          Do bipolar magnetic regions exist on the surfaces of early-type stars?

   3129   Underhill, A.B. 1984, APJ, 285, 668.             
          The ultraviolet variability of early-type supergiants                 

   3130   Underhill, A.B. 1984, APJ, 287, 874.             
          Similar photospheres, different mantles: a study of four O stars      

   3131   Underhill, A.B. 1985, A&A, 148, 431.             
          An interpretation of the spectral variations of Theta Coronae Borealis

   3132   Underhill, A.B. 1986, APJ, 300, 374.             
          Comments on using absolute spectrophotometry of Wolf-Rayet stars      

   3133   Underhill, A.B., Fahey, R.P. 1987, APJ, 313, 358.
          The problem of V444 Cygni                                             

   3134   Unglaub, K., Bues, I. 1990, A&A, 233, 159.       
          The nature of the hot subdwarf SB 744                                 

   3135   Urry, C.M., Mushotzky, R.F., Kondo, Y., Hackney, K.R.H.,              
          Hackney, R.L. 1982, APJ, 261, 12.                
          Ultraviolet and X-ray observations of the BL Lacertae PKS 0548-322    

   3136   Urry, C., Kondo, Y., Hackney, K., Hackney, R. 1988, APJ, 330, 791.
          Eight years of ultraviolet spectra of the variable BL Lacertae object 
          PKS 2155-304                                                          

   3137   Urry, C.M., Maraschi, L., Edelson, R., Koratkar, A., Krolik, J.,      
          Madejski, G., Pian, E., Pike, G., Reichert, G., Treves, A.,           
          Wamsteker, W., Bohlin, R., Bregman, J., Brinkmann, W.,                
          Chiappetti, L., Courvoisier, T., Filippenko, A.V., Fink, H.,          
          George, I.M., Kondo, Y., Martin, P.G., Miller, H.R., O'Brien, P.,     
          Shull, J.M., Sitko, M., Szymkowiak, A.E., Tagliaferri, G.,            
          Wagner, S., Warwick, R. 1993, APJ, 411, 614.     
          Multiwavelength monitoring of the BL Lacertae object PKS 2155-304. I. 
          The IUE campaign                                                      

   3138   Vacca, W.D., Torres-Dodgen, A.V. 1990, APJS, 73, 685.                 
          Color excesses, intrinsic colors, and absolute magnitudes of Galactic 
          and Large Magellanic Cloud Wolf-Rayet stars                           

   3139   Vacca, W., Robert, C., Leitherer, C., Conti, P. 1995, APJ, 444, 647.
          The stellar content of 30 Doradus derived from spatially integrated   
          ultraviolet spectra: a test of spectral synthesis models              

   3140   Valls-Gabaud, D. 1993, APJ, 419, 7.              
          On the Lyman-alpha emission of starburst galaxies                     

   3141   Van Buren, D., Dgani, R., Noriega-Crespo, A. 1994, AJ, 108, 1112.     
          The wind of EG Andromedae is not dust driven                          

   3142   van den Oord, G., Doyle, J., Rodono, M., Gary, D., Henry, G.,         
           Byrne, P., Linsky, J., Haisch, B., Pagano, I., Leto, G.              
           1996, A&A, 310, 908.                            
           Flare energetics: analysis of a large flare on YZ Canis Minoris      
           observed simultaneously in the ultraviolet, optical and radio        

   3143   van den Oord, G., Doyle, J. 1997, A&A, 319, 578. 
           Constraints on mass loss from dMe stars: theory and observations     

   3144   van der Klis, M., Hammerschlag-Hensberge, G., Bonnet-Bidaud, J.M.,    
          Ilovaisky, S.A., Mouchet, M., Glencross, W.M., Willis, A.J.,          
          van Paradijs, J., Zuiderwijk, E., Chevalier, C. 1982, A&A, 106, 339.
          A study of ultraviolet spectroscopic and light variations in the X-ray
          binaries LMC X-4 and SMC X-1                                          

   3145   Van Dyke Dixon, W., Davidsen, A., Ferguson, H. 1994, AJ, 107, 1388.
          Observations of ultraviolet-bright stars in globular clusters with the
          Hopkins Ultraviolet Telescope                                         

   3146   Van Hamme, W., Wilson, R.E. 1990, AJ, 100, 1981. 
          Rotation statistics of Algol-type binaries and results on RY          
          Geminorum, RW Monocerotis, and RW Tauri                               

   3147   van Kerkwijk, M.H., van Paradijs, J., Zuiderwijk, E.J.,               
          Hammerschlag-Hensberge, G, Kaper, L., Sterken, C. 1995, A&A, 303, 483.
          Spectroscopy of HD 77581 and the mass of Vela X-1                     

   3148   van Landingham, K., Starrfield, S., Wagner, R., Shore, S.,            
           Sonneborn, G. 1996, MNRAS, 282, 563.            
           Optical and ultraviolet spectroscopy of the ONeMg Nova V838 Herculis 
           1991                                                                 

   3149   van Paradijs, J., Allington-Smith, J., Callanan, P., Charles, P.A.,   
          Hassall, B.J.M., Machin, G., Mason, K.O., Naylor, T., Smale, A.P.     
          1990, A&A, 235, 156.                             
          Optical spectroscopy of V1341 Cygni, the optical counterpart of Cygnus
          X-2                                                                   

   3150   Van Steenberg, M.E., Shull, J.M. 1988, APJ, 335, 197.                 
          IUE-IRAS studies of the infrared cirrus                               

   3151   Van Steenberg, M.E., Shull, J.M. 1988, APJ, 330, 942.                 
          Galactic interstellar abundance surveys with IUE. III. Silicon,       
          manganese, iron, sulfur, and zinc                                     

   3152   Van Steenberg, M.E., Shull, J.M. 1988, APJS, 67, 225.                 
          Galactic interstellar abundance surveys with IUE. II. The equivalent  
          widths and column densities                                           

   3153   Vancura, O., Blair, W., Long, K., Raymond, J. 1992, APJ, 394, 158.
          A multiwavelength study of the supernova remnant N 49 in the Large    
          Magellanic Cloud                                                      

   3154   Vancura, O., Blair, W.P., Long, K.S., Davidsen, A.F., Bowers, C.W.,   
          Van Dyke Dixon, W., Durrance, S.T., Feldman, P.D., Ferguson, H.C.,    
          Henry, R.C., Kimble, R.A., Kriss, G.A., Kruk, J.W., Moos, H.W.   
          1992, APJ, 401, 220.                                   
          Far-ultraviolet observations of the supernova remnant N 49 using the  
          Hopkins Ultraviolet Telescope                                         

   3155   Varshni, Y.P. 1988, AP&SS, 149, 197.             
          Identification of lines in the spectrum of the quasar 0237-233        

   3156   Vassiliadis, E., Dopita, M., Bohlin, R., Harrington, J., Ford, H.,    
           Meatheringham, S., Wood, P.R., Stecher, T., Maran, S.                
           1996, ApJS, 105, 375.                           
           HST observations of Planetary Nebulae in the Magellanic Clouds, III: 
           Ultraviolet spectroscopy using the FOS                               

   3157   Vauclair, G., Weidemann, V., Koester, D. 1981, A&A, 100, 113.         
          Discovery of strong ultraviolet absorption in the spectrum of the DC  
          white dwarf G33-49                                                    

   3158   Vauclair, G., Weidemann, V., Koester, D. 1982, A&A, 109, 7.           
          IUE observations of UV absorption in the spectrum of the C2 white     
          dwarf L1363-3                                                         

   3159   Vedder, P.W., Patterer, R.J., Jelinsky, P., Brown, A., Bowyer, S.     
          1993, APJ, 414, L61.                             
          Extreme ultraviolet emission from late-type stars: initial results    
          from Extreme Ultraviolet Explorer                                     

   3160   Venn, K., Lambert, D., Lemke, M. 1996, A&A, 307, 849.                 
           The abundance of Boron in evolved A- and B-type stars                

   3161   Vennes, S., Chayer, P., Fontaine, G, Wesemael, F. 1989, APJ, 336, L25.
          An explanation for the peculiar EUV spectrum of the hot DA white dwarf
          Feige 24                                                              

   3162   Vennes, S., Shipman, H.L., Petre, R. 1990, APJ, 364, 647.             
          On the interpretation of the EXOSAT photometry of two hot DA white    
          dwarfs                                                                

   3163   Vennes, S., Thorstensen, J.R., Thejll, P., Shipman, H.L.    
          1991, ApJ, 372, L37.                                        
          The binary Feige 24: the mass, radius, and gravitational redshift of  
          the DA white dwarf                                                    

   3164   Vennes, S. 1992, APJ, 390, 590.                  
          The constitution of the atmospheric layers and the extreme ultraviolet
          spectrum of hot hydrogen-rich white dwarfs                            

   3165   Vennes, S., Chayer, P., Thorstensen, J.R., Bowyer, S., Shipman, H.L.  
          1992, APJ, 392, L27.                             
          Iron abundance in the hot DA white dwarfs Feige 24 and G 191-B2B      

   3166   Vennes, S., Fontaine, G. 1992, APJ, 401, 288.    
          An interpretation of the spectral properties of hot hydrogen-rich     
          white dwarfs with stratified H/He model atmospheres                   

   3167   Vennes, S., Dupuis, J., Rumph, T., Drake, J., Bowyer, S., Chayer, P., 
          Fontaine, G. 1993, APJ, 410, L119.               
          The first detection of ionized helium in the local ISM: EUVE and IUE  
          spectroscopy of the hot DA white dwarf GD 246                         

   3168   Vennes, S., Thorstensen, J.R. 1994, AJ, 108, 1881.                    
          Spectroscopic, orbital, and physical properties of the binary Feige 24
          and detection of transient He II absorption in the system             

   3169   Vennes, S., Mathioudakis, M., Doyle, J.G., Thorstensen, J.R.,         
          Byrne, P.B. 1995, A&A, 299, L29.                 
          Discovery of a white dwarf companion (EUVE J0254-053) to theK0IV star 
          HD 18131                                                              

   3170   Vennes, S., Bowyer, S., Dupuis, J. 1996, ApJ, 461, L103.              
           Discovery of photospheric helium in the ultra-massive DA white       
           dwarf GD50                                                           

   3171   Vennes, S., Christian, D.,  Mathioudakis, M., Doyle, J.               
           1997, A&A, 318, L9.                             
           An active KOIV-V star and a hot white dwarf (EUVE J0702+129) in      
           a wide binary                                                        

   3172   Verbunt, F., Pringle, J.E., Wade, R.A., Echevarria, J.,               
          Jones, D.H.P., Argyle, R.W., Schwarzenberg-Czerny, A., la Dous, C.,   
          Schoembs, R. 1984, MNRAS, 210, 197.              
          Dwarf novae in outburst: simultaneous ultraviolet and optical         
          observations of UZ Serpentis, RX Andromedae and AH Herculis           

   3173   Verbunt, F. 1987, A&AS, 71, 339.                 
          Ultraviolet observations of cataclysmic variables: the IUE archive    

   3174   Verbunt, F., Hassall, B.J.M., Pringle, J.E., Warner, B., Marang, F.   
          1987, MNRAS, 225, 113.                           
          Multiwavelength monitoring of the dwarf nova VW Hydri. III. IUE       
          observations                                                          

   3175   Veron, P., Veron-Cetty, M.P., Tarenghi, M. 1985, A&A, 150, 317.       
          The ultraviolet absorption spectrum of NGC 4151                       

   3176   Veron-Cetty, M.P., Veron, P., Tarenghi, M. 1983, A&A, 119, 69.        
          The composite UV emission spectrum of Seyfert 1 galaxies              

   3177   Vidal-Madjar, A., Lagrange-Henri, A.-M., Feldman, P.D., Beust, H.,    
          Lissauer, J.J., Deleuil, M., Ferlet, R., Gry, C., Hobbs, L.M.,        
          McGrath, M.A., McPhate, J.B., Moos, H.W. 1994, A&A, 290, 245.         
          HST-GHRS observations of Beta Pictoris: additional evidence for       
          infalling comets                                                      

   3178   Vieira, E.F., Ponz, J.D. 1995, A&AS, 111, 393.   
          Automated classification of IUE low-dispersion spectra. I. Normal     
          stars                                                                 

   3179   Vilhu, O., Rucinski, S.M. 1983, A&A, 127, 5.     
          Period-activity relation in close binaries                            

   3180   Vilhu, O., Heise, J. 1986, APJ, 311, 937.        
          EXOSAT and IUE observations of contact binaries                       

   3181   Vilhu, O., Walter, F.M. 1987, APJ, 321, 958.     
          Chromospheric-coronal activity at saturated levels                    

   3182   Vilhu, O., Neff, J.E., Rahunen, T. 1989, A&A, 208, 201.               
          Rotational modulation of hydrogen Lyman-alpha flux from 44 Iota Bootis

   3183   Vilhu, O., Ambruster, C.W., Neff, J.E., Linsky, J.L.,                 
          Brandenburg, A., Ilyin, I.V., Shakhovskaya, N.I. 1989, A&A, 222, 179. 
          IUE observations of the M dwarfs CM Draconis and Rossiter 137B:       
          magnetic activity at saturated levels                                 

   3184   Viotti, R., Ricciardi, O., Ponz, D., Giangrande, A., Friedjung, M.,   
          Cassatella, A., Baratta, G.B., Altamore, A. 1983, A&A, 119, 285.      
          IUE observations of the high velocity symbiotic star AG Draconis      
          during active phase                                                   

   3185   Viotti, R., Altamore, A., Baratta, G.B., Cassatella, A.,              
          Friedjung, M. 1984, APJ, 283, 226.               
          IUE observations of the high-velocity symbiotic star AG Draconis. II. 
          The spectral variations during 1979-1983                              

   3186   Viotti, R., Altamore, A., Ferrari-Toniolo, M., Friedjung, M.,         
          Persi, P., Rossi, C., Rossi, L. 1986, A&A, 159, 16.                   
          The symbiotic star BX Monocerotis                                     

   3187   Viotti, R., Piro, L., Friedjung, M, Cassatella, A. 1987, APJ, 319, L7.
          First unambiguous X-ray detection of R Aquarii                        

   3188   Viotti, R., Cassatella, A., Ponz, D., The, P.S. 1988, A&A, 190, 333.  
          AG Carinae II. IUE observations of the ring nebula                    

   3189   Viotti, R., Rossi, L., Cassatella, A., Altamore, A., Baratta, G.B.    
          1989, APJS, 71, 983.                             
          The ultraviolet spectrum of Eta Carinae                               

   3190   Vitello, P., Shlosman, I. 1993, APJ, 410, 815.   
          Ultraviolet line diagnostics of accretion disk winds in cataclysmic   
          variables                                                             

   3191   Viton, M., Burgarella, D., Cassatella, A., Prevot, L.  
          1988, A&A, 205, 147.
          The Spacelab-1 Very Wide Field survey of UV-excess objects I. CPD-71  
          172AB, a new binary with a hot subdwarf                               

   3192   Viton, M., Deleuil, M., Tobin, W., Prevot, L., Bouchet, P.  
          1991, A&A, 242, 175.                                        
          The Spacelab-1 Very Wide Field Survey of UV-excess objects. II.       
          Analysis of 7 stars of various nature                                 

   3193   Vladilo, G., Beckman, J.E., Crivellari, L., Franco, M.L., Molaro, P.  
          1985, A&A, 144, 81.                              
          The distribution of the local interstellar medium derived from Mg II  
          column densities towards seven cool stars                             

   3194   Vladilo, G., Molaro, P., Crivellari, L., Foing, B.H., Beckman, J.E.,  
          Genova, R. 1987, A&A, 185, 233.                  
          Chromospheric Mg II h and k emissions free of interstellar            
          contamination: velocity structure in late-type dwarfs and giants      

   3195   Vladilo, G., Centurion, M. 1990, A&A, 233, 168.  
          Ionization and elemental depletion in the interstellar medium         

   3196   Vogel, M. 1991, A&A, 249, 173.                   
          Empirical velocity laws for cool giants. I. The symbiotic binary EG   
          Andromedae                                                            

   3197   Vogel, M., Nussbaumer, H. 1992, A&A, 259, 525.   
          PU Vulpeculae: the outburst of a symbiotic nova                       

   3198   Vogel, M., Nussbaumer, H., Monier, R. 1992, A&A, 260, 156.            
          Absolute radius of an M giant                                         

   3199   Vogel, M. 1993, A&A, 274, L21.                   
          Proof for a wind from the hot component in the symbiotic system EG    
          Andromedae                                                            

   3200   Vogel, M., Nussbaumer, H. 1994, A&A, 284, 145.   
          The hot wind in the symbiotic nova AG Pegasi                          

   3201   Vogel, M., Morgan, D.H. 1994, A&A, 288, 842.     
          Extragalactic symbiotic systems. I. IUE observations of LMC 1, N 67,  
          SMC 3, and S 154                                                      

   3202   Voit, G.M., Shull, J.M., Begelman, M.C. 1987, APJ, 316, 573.          
          Broad, variable absorption lines in the Seyfert galaxy NGC 3516:      
          probing the structure of the emission-line regions                    

   3203   Voshchinnikov, N., Molster, F., The, P.S. 1996, A&A, 312, 243.        
           Circumstellar extinction of pre-main sequence stars                  

   3204   Vrtilek, S.D., Raymond, J.C., Garcia, M.R., Verbunt, F.,              
          Hasinger, G., Kurster, M. 1990, A&A, 235, 162.   
          Observations of Cygnus X-2 with IUE: ultraviolet results from a       
          multiwavelength campaign                                              

   3205   Vrtilek, S.D., Penninx, W., Raymond, J.C., Verbunt, F., Hertz, P.,    
          Wood, K., Lewin, W.H.G., Mitsuda, K. 1991, APJ, 376, 278.             
          Observations of Scorpius X-1 with IUE: ultraviolet results from a     
          multiwavelength campaign                                              

   3206   Vrtilek, S.D., Silber, A., Raymond, J.C., Patterson, J.     
          1994, ApJ, 425, 787.                                        
          ROSAT observations of cataclysmic variables: a search for the boundary
          layer emission                                                        

   3207   Vrtilek, S.D., Mihara, T., Primini, F.A., Kahabka, P., Marshall, H.,  
          Agerer, F., Charles, P.A., Cheng, F.H., Dennerl, K., la Dous, C.,     
          Hu, E.M., Rutten, R., Serlemitsos, P., Soong, Y., Stull, J.,          
          Trumper, J., Voges, W., Wagner, R.M., Wilson, R. 1994, APJ, 436, L9.  
          Multiwavelength observations of Hercules X-1/HZ Herculis              

   3208   Vritlek, S.D., Cheng, F. 1996, ApJ, 465, 915.    
           The ultraviolet/optical continuum of Hercules X-1/HZ Herculis        

   3209   Vritlek, S.D., Silber, A., Primini, F., Raymond, J.    
          1996, ApJ, 465, 951.
           ROSAT PSPC observations of the intermediate polar TV Columbae        

   3210   Wade, R.A. 1988, APJ, 335, 394.                  
          A test of synthetic accretion disk spectra using ultraviolet flux     
          distributions of novalike variables                                   

   3211   Waelkens, C., Waters, L.B.F.M, Cassatella, A., Le Bertre, T.,         
          Lamers, H.J.G.L.M. 1987, A&A, 181, L5.           
          HD 213985: a hot post-AGB star in the galactic halo                   

   3212   Waelkens, C., Lamers, H.J.G.L.M., Waters, L.B.F.M., Rufener, F.,      
          Trams, N.R., Le Bertre, T., Ferlet, R., Vidal-Madjar, A.    
          1991, A&A, 242, 433.                                        
          Variability of the post-AGB star HR 4049: dust obscuration in a binary
          system                                                                

   3213   Wagener, R., Caldwell, J. 1985, ASR, 5, #3, 189. 
          Space Telescope observations of aurorae on the giant planets          

   3214   Wagener, R., Caldwell, J., Owen, T., Kim, S.J., Encieuat, T.     
          1985, ICARUS, 63, 222.                                 
          The Jovian stratosphere in the ultraviolet                            

   3215   Wagener, R., Caldwell, J., Fricke, K.H. 1986, ICARUS, 67, 281.        
          The geometric albedos of Uranus and Neptune between 2100 and 3350 A   

   3216   Wagener, R., Caldwell, J. 1988, ICARUS, 74, 141. 
          Strong north/south asymmetry in the Jovian stratosphere               

   3217   Wagner, S.J., et al. 1996, AJ, 111, 2187.        
            Rapid variability in S5 0716+714 across the electromagnetic         
            spectrum                                                            

   3218   Wahlgren, G.M., Leckrone, D.S., Shore, S.N., Lindler, D.J.,           
          Gilliland, R.L., Ebbets, D.C. 1991, APJ, 377, L41.                    
          First results from the Goddard High-Resolutioooon Spectrograph: a     
          demonstration of spectral resolution and experiments with             
          deconvolution                                                         

   3219   Waite, J.H., Clarke, J.T., Cravens, T.E., Hammond, C.M. 
          1988, JGR, 93, 7244.
          The Jovian aurora: electron or ion precipitation?                     

   3220   Waite, J.H., Bagenal, F., Seward, F., Na, C., Gladstone, G.R.,        
          Cravens, T.E., Hurley, K.C., Clarke, J.T., Elsner, R., Stern, S.A.    
          1994, JGR, 99, 14799.                            
          ROSAT observations of the Jupiter aurora                              

   3221   Walborn, N.R., Hesser, J.E. 1982, APJ, 252, 156. 
          An ultraviolet study of high velocity interstellar lines in the Carina
          Nebula                                                                

   3222   Walborn, N.R., Panek, R.J. 1984, APJ, 280, L27.  
          Ultraviolet spectral morphology of the O stars: the remarkable        
          luminosity dependence of the Si IV stellar wind effect                

   3223   Walborn, N.R., Panek, R.J. 1984, APJ, 286, 718.  
          Ultraviolet spectral morphology of the O stars. II. The main sequence 

   3224   Walborn, N.R., Heckathorn, J.N., Hesser, J.E. 1984, APJ, 276, 524.    
          The high-ionization and excited-state interstellar lines in the Carina
          nebula: a giant HII region in absorption                              

   3225   Walborn, N.R., Panek, R.J. 1985, APJ, 291, 806.  
          Ultraviolet spectral morphology of the O stars. III. The ON and OC    
          stars                                                                 

   3226   Walborn, N.R., Nichols-Bohlin, J. 1987, PASP, 99, 40.                 
          Ultraviolet spectral morphology of the O stars. IV. The OB supergiant 
          sequence                                                              

   3227   Walborn, N., Fitzpatrick, E., Nichols-Bohlin, J. 1990, PASP, 102, 543.
          Massa's star, HD 93840: a new extreme BN supergiant                   

   3228   Walborn, N.R., Ebbets, D.C., Parker, J.W., Nichols-Bohlin, J.,        
          White, R.L. 1992, APJ, 393, L13.                 
          Ultraviolet and optical spectral morphology of Melnick 42 and         
          Radcliffe 136a in 30 Doradus                                          

   3229   Walborn, N.R., Nichols, J.S. 1994, APJ, 425, L29.
          A large, periodic variation in the stellar wind of Theta 1 Orionis C  

   3230   Waldron, W.L., Klein, L., Altner, B. 1994, APJ, 426, 725.             
          Evolution of solitary density waves in stellar winds of early-type    
          stars: a simple explanation of discrete absorption component behavior 

   3231   Walker, G., Yang, S., Fahlman, G., Witt, A. 1980, PASP, 92, 411.
          The extinction of HD 200775 by dust in NGC 7023                       

   3232   Wall, J.V., Danziger, I.J., Pettini, M., Warwick, R.S.,               
          Wamsteker, W. 1986, MNRAS, 219, 23P.             
          PKS 2005-489: a very bright BL Lac object in a nearby galaxy          

   3233   Wallis, M.K., Carey, W.C. 1985, MNRAS, 217, 673. 
          Observations of Comet Crommelin - V. Anomalous hydrogen source        

   3234   Wallis, M.K., Krishna Swamy, K.S. 1987, A&A, 187, 329.                
          Some diatomic molecules from comet P/Halley's UV spectra near         
          spacecraft flybys                                                     

   3235   Walsh, J., Nandy, K., Thompson, G., Meaburn, J. 1986, MNRAS, 220, 453.
          The properties of the nuclei of the two hot spot galaxies NGC 1097 and
          2997                                                                  

   3236   Walter, D.K. 1991, PASP, 103, 830.               
          Carbon in Orion                                                       

   3237   Walter, D.K., Dufour, R.J., Hester, J.J. 1992, APJ, 397, 196.         
          CNO abundances and temperature fluctuations in the Orion Nebula       

   3238   Walter, D.K., Dufour, R.J. 1994, APJ, 434, L29.  
          Anomalous Balmer continuum temperatures in the Orion Nebula           

   3239   Walter, F.M., Gibson, D.M., Basri, G.S. 1983, APJ, 267, 665.          
          First observations of stellar coronal structure: the coronae of AR    
          Lacertae                                                              

   3240   Walter, F.M., Linsky, J.L., Simon, T., Golub, L., Vaiana, G.S.   
          1984, APJ, 281, 815.                                   
          Stellar chromospheres and coronae in the Ursa Major Cluster stars     

   3241   Walter, F.M. 1986, APJ, 306, 573.                
          X-ray sources in regions of star formation. I. The naked T Tauri stars

   3242   Walter, F.M., Neff, J.E., Gibson, D.M., Linsky, J.L., Rodono, M.,     
          Gary, D.E., Butler, C.J. 1987, A&A, 186, 241.    
          Rotational modulation and flares on RS CVn and BY Dra stars. IV. The  
          spatially resolved chromosphere of AR Lacertae                        

   3243   Walter, F.M., Brown, A., Linsky, J.L., Rydgren, A.E., Vrba, F.,       
          Roth, M., Carrasco, L., Chugainov, P.F., Shakovskaya, N.I.,           
          Imhoff, C.L. 1987, APJ, 314, 297.                
          X-ray sources in regions of star formation. II. The pre-main-sequence 
          G star HDE 283572                                                     

   3244   Walter, F.M. 1987, PASP, 99, 31.                 
          The naked T Tauri stars: the low-mass pre-main sequence unveiled      

   3245   Walter, R., Courvoisier, T.J.-L. 1990, A&A, 233, 40.                  
          The ultraviolet and X-ray spectrum of NGC 5548: evidence for thermal  
          Comptonization and geometrical variations                             

   3246   Walter, R., Ulrich, M.-H., Courvoisier, T.J.-L., Buson, L.M.     
          1990, A&A, 233, 53.                                    
          The variable ultraviolet absorption lines in the Seyfert 1 galaxy NGC 
          3516                                                                  

   3247   Walter, R., Courvoisier, T.J.-L. 1991, A&A, 250, 312.                 
          Search for fast ultraviolet variability in NGC 5548 and               
          non-linearities in IUE's SWP camera                                   

   3248   Walter, R., Courvoisier, T.J.-L. 1992, A&A, 258, 255.                 
          The origin of the X-ray emission in 3C 273 and 3C 120                 

   3249   Walter, R., Courvoisier, T.J.-L. 1992, A&A, 266, 65.                  
          A link between X-ray variability and ultraviolet emission in Seyfert 1
          type AGN                                                              

   3250   Walter, R., Fink, H.H. 1993, A&A, 274, 105.      
          The ultraviolet to soft X-ray bump of Seyfert 1 type active galactic  
          nuclei                                                                

   3251   Walter, R., Orr, A., Courvoisier, T.J.-L., Fink, H.H., Makino, F.,    
          Otani, C., Wamsteker, W. 1994, A&A, 285, 119.    
          Simultaneous observations of Seyfert 1 galaxies with IUE, ROSAT and   
          Ginga                                                                 

   3252   Walter, R. 1994, APJS, 92, 619.                  
          Is the X-ray source of 3C 273 really compact?                         

   3253   Wampler, E.J., Gaskell, C.M., Burke, W.L., Baldwin, J.A.    
          1984, ApJ, 276, 403.                                        
          Spectrophotometry of two complete samples of flat radio spectrum      
          quasars                                                               

   3254   Wampler, E.J. 1986, A&A, 161, 223.               
          The iron spectra of PG 1700+518 and PG 2302+029                       

   3255   Wamsteker, W., Barr, P. 1985, APJ, 292, L45.     
          Outflow in the nucleus of the Seyfert I galaxy NGC 3783               

   3256   Wamsteker, W., Colina, L. 1986, APJ, 311, 617.   
          The behavior of the C IV emission line in active galactic nuclei      

   3257   Wamsteker, W., Panagia, N., Barylak, M., Cassatella, A., Clavel, J.,  
          Gilmozzi, R., Gry, C., Lloyd, C., van Santvoort, J., Talavera, A.     
          1987, A&A, 177, L21.                             
          Early observations of Supernova 1987A with the International          
          Ultraviolet Explorer (IUE)                                            

   3258   Wamsteker, W., Driessen, C., Munoz, J.R., Hassall, B.J.M.,            
          Pasian, F., Barylak, M., Russo, G., Egret, D., Murray, J.,            
          Talavera, A., Heck, A. 1989, A&AS, 79, 1.        
          IUE-ULDA/USSP: the on-line low resolution spectral data archive of the
          International Ultraviolet Explorer                                    

   3259   Wamsteker, W., Rodriguez-Pascual, P., Wills, B.J., Netzer, H.,        
          Wills, D., Gilmozzi, R., Barylak, M., Talavera, A., Maoz, D.,         
          Barr, P., Heck, A. 1990, APJ, 354, 446.          
          Ultraviolet and optical variations in active galactic nuclei: the     
          Seyfert 1 galaxy NGC 5548                                             

   3260   Wamsteker, W., Griffin, R.E.M. 1995, AP&SS, 228, 385.                 
          Astronomical archives and their importance for knowledge transfer in  
          Basic Space Sciences                                                  

   3261   Wandel, A., Petrosian, V. 1988, APJ, 329, L11.   
          Accretion-disk modeling of the UV spectrum of quasars                 

   3262   Wandel, A., Urry, C.M. 1991, APJ, 367, 78.       
          Accretion disk emission from a BL Lacertae object                     

   3263   Wanders, I., Goad, M.R., Korista, K.T., Peterson, B.M., Horne, K.,    
          Ferland, G.J., Koratkar, A.P., Pogge, R.W., Shields, J.C.   
          1995, ApJ, 453, L87.                                        
          The geometry and kinematics of the broad-line region in NGC 5548 from 
          HST and IUE observations                                              

   3264   Wang, T., Brinkmann, W., Bergeron, J. 1996, A&A, 309, 81.             
           X-Ray properties of active galactic nuclei with optical FeII         
           emission                                                             

   3265   Wang, T., Zhou, Y., Gao, A. 1996, ApJ, 457, 111. 
           Relations between the optical FeII emission and ultraviolet spectra  
           in Active galactic Nuclei                                            

   3266   Wargau, W., Drechsel, H., Rahe, J., Vogt, N. 1982, A&A, 110, 281.     
          New evidence of strong UV radiation in TT Ari                         

   3267   Warner, B., Sneden, C. 1988, MNRAS, 234, 269.    
          HD 38451: J.R. Hind's star that changed colour                        

   3268   Warren, J.K., Vallerga, J.V., Mauche, C.W., Mukai, K.,                
          Siegmund, O.H.W. 1993, APJ, 414, L69.            
          Extreme Ultraviolet Explorer observations of the magnetic cataclysmic 
          variable RE 1938-461                                                  

   3269   Watanabe, T. 1988, PASJ, 40, 475.                
          An indication of extended chromospheres in line width-luminosity      
          relations                                                             

   3270   Waters, L., Waelkens, C., Mayor, M., Trams, N. 1993, A&A, 269, 242.
          A model for the 89 Herculis system                                    

   3271   Waters, L.B.F.M., van den Ancker, M.E., Baas, F.,                     
          van der Blick, N.S., Bontekoe, Tj.R., Geballe, T.R., Grady, C.A.,     
          Kester, D.J.M., Oudmaijer, R.D., Sandell, G., The, P.S., Vega, R.,    
          van Winckel, H. 1995, A&A, 299, 173.             
          Circumstellar gas and dust in 68 Ophiuchi (A0IVe)                     

   3272   Watts, D.J., Bailey, J., Hill, P.W., Greenhill, J.G., McCowage, C.,   
          Carty, T. 1986, A&A, 154, 197.                   
          Spectrophotometry of the eclipsing dwarf nova V2051 Ophiuchi          

   3273   Weaver, H.A., Feldman, P.D., Festou, M.C., A'Hearn, M.F.    
          1981, ApJ, 251, 809.                                        
          Water production models for Comet Bradfield (1979X)                   

   3274   Weaver, H.A., Feldman, P.D., Festou, M.C., A'Hearn, M.F.,             
          Keller, H.U. 1981, ICARUS, 47, 449.              
          IUE observations of faint comets                                      

   3275   Webb, J.R., Shrader, C.R., Balonek, T.J., Crenshaw, D.M.,             
          Kazanas, D., Clements, S., Smith, A.G., Nair, A.D., Leacock, R.J.,    
          Gombola, P.P., Sadun, A., Miller, H.R., Robson, I., Fujimoto, R.,     
          Makino, F., Kii, T., Aller, H., Aller, M., Hughes, P., Valtaoja, E.,  
          Terasranta, H., Salonen, E., Tornikoski, M., Chism, W. 
          1994, ApJ, 422, 570.
          The multifrequency spectral evolution of blazar 3C 345 during the 1991
          outburst                                                              

   3276   Webster, A. 1993, MNRAS, 262, L59.               
          On the nebular absorption and re-emission of the ultraviolet flux from
          HD 44179                                                              

   3277   Weedman, D.W., Feldman, F.R., Balzano, V.A., Ramsey, L.W.,            
          Sramek, R.A., Wu, C.-C. 1981, APJ, 248, 105.     
          NGC 7714: the prototype star burst galactic nucleus                   

   3278   Weedman, D.W., Huenemoerder, D.P. 1985, APJ, 291, 72.                 
          IUE observations of a starburst disk and the detectability of high    
          redshift galaxies                                                     

   3279   Weedman, D.W., Williams, K.L. 1987, APJ, 318, 585.                    
          Isophotal diameters of galaxies at high redshifts                     

   3280   Wegner, G. 1981, APJ, 248, L129.                 
          Observations of strong ultraviolet absorptions in the spectrum of the 
          DC white dwarf G218-8                                                 

   3281   Wegner, G. 1981, APJ, 245, L27.                  
          Observations of strong ultraviolet absorptions in the spectrum of the 
          DC white dwarf LDS 678B                                               

   3282   Wegner, G. 1982, APJ, 261, L87.                  
          Detection of the 1400 A absorption in the ultraviolet spectrum of the 
          DA white dwarf LB 3303                                                

   3283   Wegner, G. 1983, A&A, 128, 258.                  
          Ultraviolet carbon lines in the spectrum of the white dwarf BPM 11668 

   3284   Wegner, G., Cummins, D.J., Byrne, P.B., Stickland, D.J.     
          1983, ApJ, 272, 646.                                        
          Element identifications in the ultraviolet spectrum of HD 101065      

   3285   Wegner, G., Yackovich, F.H. 1983, APJ, 275, 240. 
          The cool DC white dwarf Stein 2051B                                   

   3286   Wegner, G. 1983, APJ, 268, 282.                  
          Observations of ultraviolet carbon lines in the spectra of three DC   
          white dwarfs                                                          

   3287   Wegner, G. 1984, AJ, 89, 1050.                   
          The absorption near 1400 A in the spectra of additional DA white      
          dwarfs                                                                

   3288   Wegner, G. 1984, APJ, 284, L43.                  
          The discontinuity near 1600 A in the spectra of DA white dwarfs       

   3289   Wegner, G., Nelan, E.P. 1987, APJ, 319, 916.     
          Ultraviolet and visual spectroscopy of DB white dwarfs                

   3290   Wegner, G., McMahan, R.K. 1988, AJ, 96, 1933.    
          Spectral types for objects in the Kiso survey. IV. Data for 81 stars  

   3291   Wegner, G., Swanson, S.R. 1991, APJS, 75, 507.   
          A spectrophotometric atlas of white dwarfs compiled from the IUE      
          archives                                                              

   3292   Wegner, G., Cowley, C.R. 1992, PASP, 104, 322.   
          The composite nature of the peculiar star HR 6560 (HD 159870)         

   3293   Weidemann, V., Koester, D., Vauclair, G. 1980, A&A, 83, L13.          
          IUE observations of strong UV absorption in the spectrum of the C2    
          white dwarf LP 145-141                                                

   3294   Weidemann, V., Koester, D., Vauclair, G. 1981, A&A, 95, L9.           
          IUE observations of UV carbon I absorption lines in the spectrum of   
          the C2 white dwarf L 97-3                                             

   3295   Weidemann, V. 1989, A&A, 213, 155.               
          Distances and mass distribution of central stars of planetary nebulae 

   3296   Weidemann, V., Koester, D. 1989, A&A, 210, 311.  
          The presence of carbon in DZ star atmospheres                         

   3297   Weidemann, V., Koester, D. 1991, A&A, 249, 389.  
          Trace hydrogen in DB white dwarfs: GD408 - the lowest H abundance case

   3298   Weidemann, V., Koester, D. 1995, A&A, 297, 216.  
          Surface carbon abundances and compositional stratification of cool    
          helium-rich white dwarfs                                              

   3299   Welch, G.A. 1982, APJ, 259, 77.                  
          The ultraviolet spectrum of the center of M31                         

   3300   Welsh, B.Y., Thomas, C.K. 1982, MNRAS, 199, 385. 
          The physical state of the gas towards HD 93206                        

   3301   Welsh, B.Y., Boksenberg, A., Anderson, B., Towlson, W.A.    
          1983, A&A, 126, 335.                                        
          High resolution ultraviolet observations of Alpha Lyrae using the     
          University College London balloon-borne telescope system              

   3302   Welsh, B.Y. 1983, MNRAS, 204, 1203.              
          IUE observations of stars in the M8 nebula                            

   3303   Welsh, B.Y. 1984, MNRAS, 207, 167.               
          IUE observations of high velocity gas towards the M16 nebula          

   3304   Welty, D.E., York, D.G., Hobbs, L.M. 1986, PASP, 98, 857.             
          The interstellar carbon abundance. II. Rho Ophiuchi and Beta Scorpii  

   3305   Welty, D.E., Hobbs, L.M., York, D.G. 1991, APJS, 75, 425.             
          Predicted profiles of ultraviolet interstellar absorption lines       

   3306   Welty, D.E., Fowler, J.R. 1992, APJ, 393, 193.   
          Ultraviolet, optical, and infrared observations of the high-latitude  
          molecular cloud toward HD 210121                                      

   3307   Welty, D., Thorburn, J., Hobbs, L., York, D. 1992, PASP, 104, 737.
          A search for weak ultraviolet interstellar absorption features in IUE 
          spectra of Rho Ophiuchi and Zeta Ophiuchi                             

   3308   Werner, K., Heber, U., Hunger, K. 1991, A&A, 244, 437.                
          Non-LTE analysis of four PG1159 stars                                 

   3309   Werner, K. 1991, A&A, 251, 147.                  
          NLTE analysis of the unique pre-white dwarf H 1504+65                 

   3310   Werner, K., Rauch, T. 1994, A&A, 284, L5.        
          On the neon abundance in PG 1159-type central stars of planetary      
          nebulae                                                               

   3311   Werner, K., Dreizler, S. 1994, A&A, 286, L31.    
          On the nickel abundance in hot hydrogen-rich white dwarfs             

   3312   Werner, K., Dreizler, S., Heber, U., Rauch, T., Wisotzki, L.,         
          Hagen, H.-J. 1995, A&A, 293, L75.                
          Discovery of two hot DO white dwarfs exhibiting ultra high-excitation 
          absorption lines                                                      

   3313   Werner, K., Dreizler, S., Wolff, B. 1995, A&A, 298, 567.              
          Spectral analysis of the hot DO white dwarf PG 1034+001               

   3314   Werner, K. 1996, ApJ, 457, 39.                   
           On the Balmer line problem                                           

   3315   Wesemael, F., Henry, R.B.C., Shipman, H.L. 1984, APJ, 287, 868.       
          Metal abundances in the hot DA white dwarfs Wolf 1346 and Feige 24    

   3316   Wesemael, F., Liebert, J., Green, R.F. 1984, PASP, 96, 981.           
          Far and extreme-ultraviolet spectrophotometry of hot white dwarfs:    
          prospects for the determination of the He/H ratio in DA stars         

   3317   Wesemael, F., Holberg, J.B., Veilleux, S., Lamontagne, R.,            
          Fontaine, G. 1985, APJ, 298, 859.                
          Studies of hot B subdwarfs. II. Energy distributions of three bright  
          sdB/sdOB stars in the 950-5500 A range                                

   3318   Wesemael, F., Green, R.F., Liebert, J. 1985, APJS, 58, 379.           
          Spectrophotometric and model-atmosphere analyses of the hot DO and DAO
          white dwarfs from the Palomar-Green Survey                            

   3319   Wesemael, F., Lamontagne, R., Fontaine, G. 1986, AJ, 91, 1376.        
          Time-averaged ultraviolet observations of the pulsating DA white      
          dwarfs from the IUE observatory                                       

   3320   Wesemael, F., Bergeron, P., Lamontagne, R., Fontaine, G.,             
          Beauchamp, A., Demers, S., Irwin, M.J., Holberg, J.B., Kepler, S.O.,  
          Vennes, S. 1994, APJ, 429, 369.                  
          Hot degenerates in the Montreal-Cambridge-Tololo survey. II. Two new  
          hybrid white dwarfs, MCT 0128-3846 and MCT 0453-2933, and the nature  
          of the DAB stars                                                      

   3321   Westin, B.A.M. 1984, A&A, 132, 136.              
          The UV spectrum of the Seyfert I galaxy NGC 7469                      

   3322   Wheatley, P., Verbunt, F., Belloni, T., Watson, M., Naylor, T.,       
           Ishida, M., Duck, S., Pfeffermann, E. 1996, A&A, 307, 137.           
           The X-ray and EUV spectrum of the dwarf nova VW Hydri in outburst    
           and quiescence                                                       

   3323   Whitney, J.H., O'Connell, R.W., Rood, R.T., Dorman, B.,               
          Landsman, W.B., Cheng, K.-P., Bohlin, R.C., Hintzen, P.M.N.,          
          Roberts, M., Smith, A., Smith, E., Stecher, T. 1994, AJ, 108, 1350.
          Far-ultraviolet photometry of the globular cluster Omega Cen          

   3324   Whitney, J.H., O'Connell, R.W., Rood, R.T., Hill, R.S.,               
          Landsman, W.B., Bohlin, R.C., Roberts, M.S., Smith, A.M.,             
          Stecher, T.P. 1995, AJ, 110, 1722.               
          Far-ultraviolet luminosity functions for the globular clusters M3 and 
          M13                                                                   

   3325   Wickramasinghe, D.T. 1983, MNRAS, 203, 903.      
          IUE observations of five DB white dwarfs                              

   3326   Wiggs, M.S., Gies, D.R. 1992, APJ, 396, 238.     
          A spectroscopic search for colliding stellar winds in O-type close    
          binary systems. II. Plaskett's star (HD 47129)                        

   3327   Wiggs, M.S., Gies, D.R. 1993, APJ, 407, 252.     
          A spectroscopic search for colliding stellar winds in O-type close    
          binary systems. III. 29 UW Canis Majoris                              

   3328   Wilcots, E.M., Hodge, P., Eskridge, P.B., Bertola, F., Buson, L. 
          1990, APJ, 364, 87.                                    
          Ultraviolet observations of NGC 205                                   

   3329   Wilcots, E.M., Hodge, P., King, N. 1996, ApJ, 458, 580.               
           IUE observations of young clusters in the Large Magellanic Cloud     

   3330   Will, J.M., Bomans, D., Vallenari, A., Schmidt, J.H., de Boer, K.S.   
           1996, A&A, 315, 125.                            
           On the spread of ages among the young stars in the LMC association   
           NGC1948                                                              

   3331   Williams, P.M., Longmore, A.J., van der Hucht, K.A., Talavera, A.,    
          Wamsteker, W.M., Abbott, D.C., Telesco, C.M. 1985, MNRAS, 215, 23P.   
          Condensation of dust around the WC7 star HD 192641 (WR 137)           

   3332   Williams, P.M., van der Hucht, K.A., Pollock, A.M.T.,                 
          Florkowski, D., van der Woerd, H, Wamsteker, W. 1990, MNRAS, 243, 662.
          Multi-frequency variations of the Wolf-Rayet system HD 193793 - I.    
          Infrared, X-ray and radio observations                                

   3333   Williams, R.E., Sparks, W.M., Gallagher, J.S., Ney, E.P.,             
          Starrfield, S.G., Truran, J.W. 1981, APJ, 251, 221.                   
          Ultraviolet spectroscopy of the recurrent nova U Scorpii during       
          outburst                                                              

   3334   Williams, R.E., Ney, E.P., Sparks, W.M., Starrfield, S.G.,            
          Wyckoff, S., Truran, J.W. 1985, MNRAS, 212, 753. 
          Ultraviolet spectral evolution and heavy element abundances in Nova   
          Coronae Austrinae 1981                                                

   3335   Williger, G., Berriman, G., Wade, R.A., Hassall, B.J.M.     
          1988, ApJ, 333, 277.                                        
          IUE observations of the dwarf nova BV Centauri                        

   3336   Willis, A.J., Wilson, R., Vanden Bout, P., Sanner, F., Black, J.,     
          Davis, R.J., Dupree, A.K., Gursky, H., Hartmann, L., Raymond, J.,     
          Matilsky, T., Burger, M., de Loore, C., van Dessel, E.L.,             
          Whitelock, P., Menzies, J., Meikle, W.P.S., Joseph, R.D.,             
          Sanford, P., Pollard, G., Sandford, M.C.W. 1980, APJ, 237, 596.       
          Ultraviolet, visible, infrared, and X-ray observations of Scorpius X-1

   3337   Willis, A.J., Stickland, D.J. 1980, MNRAS, 190, 27P.                  
          HD 15570: a star intermediate between Of and WN7?                     

   3338   Willis, A.J., Stickland, D.J. 1981, MNRAS, 197, 1P.                   
          Anomalous far-UV extinction in the WN6 star HD 147419                 

   3339   Willis, A.J. 1982, MNRAS, 198, 897.              
          P-Cygni profiles observed in the ultraviolet and visible spectra of   
          Wolf-Rayet stars                                                      

   3340   Willis, A.J., Stickland, D.J. 1983, MNRAS, 203, 619.                  
          The enigmatic composite system HD 45166 - B8V+qWR or SdO?             

   3341   Willis, A.J., van der Hucht, K.A., Conti, P.S. 1986, A&AS, 63, 417.   
          An atlas of high-resolution IUE ultraviolet spectra of 14 Wolf-Rayet  
          stars                                                                 

   3342   Willis, A.J., Howarth, I.D., Smith, L.J., Garmany, C.D., Conti, P.S.  
          1989, A&AS, 77, 269.                             
          Ultraviolet P-Cygni profile variations in HD 50896                    

   3343   Willis, A.J., Howarth, I.D., Stickland, D.J., Heap, S.R.    
          1989, ApJ, 347, 413.                                        
          The ultraviolet variability of HD 45166 (qWR+B8 V): evidence for      
          stellar wind radiative instabilities                                  

   3344   Willis, A.J., Stickland, D.J. 1990, A&A, 232, 89.
          The ultraviolet and optical spectrum and evolutionary status of HD    
          62910 (WN 6-C4)                                                       

   3345   Willis, A.J., Schild, H., Stevens, I.R. 1995, A&A, 298, 549.          
           ROSAT observations of gamma Velorum (WC8 + O9I), I: The discovery    
           of colliding wind X-Ray emission                                     

   3346   Wills, B.J., Netzer, H., Wills, D. 1985, APJ, 288, 94.                
          Broad emission features in QSOs and active galactic nuclei. II. New   
          observations and theory of Fe II and H I emission                     

   3347   Wilson, R., Carnochan, D.J., Gondhalekar, P.M., Sofia, S.,            
          Sparks, W.M., Endal, A.S. 1979, NATURE, 277, 457.
          An ultraviolet spectrum of the high redshift quasar Q2204-408         

   3348   Windhorst, R.A., Burstein, D., Mathis, D.F., Neuschaefer, L.W.,       
          Bertola, F., Buson, L.M., Koo, D.C., Matthews, K., Barthel, P.D.,     
          Chambers, K.C. 1991, APJ, 380, 362.              
          The discovery of a young radio galaxy at z=2.390: probing initial star
          formation at z <= 3.0                                                 

   3349   Winkelstein, P., Caldwell, J., Kim, S.J., Combes, M., Hunt, G.E.,     
          Moore, V. 1983, ICARUS, 54, 309.                 
          A determination of the composition of the Saturnian stratosphere using
          the IUE                                                               

   3350   Wirsich, J. 1991, APJ, 377, 285.                 
          Dust temperatures in the circumstellar shell of TX Piscium            

   3351   Wisotzki, L., Wamsteker, W., Reimers, D. 1991, A&A, 247, L17.         
          Discovery of a new bright southern QSO                                

   3352   Witt, A.N., Bohlin, R.C., Stecher, T.P. 1981, APJ, 244, 199.          
          The ultraviolet interstellar extinction curve in the Pleiades         

   3353   Witt, A.N., Walker, G.A.H., Bohlin, R.C., Stecher, T.P.     
          1982, ApJ, 261, 492.                                        
          The scattering phase function of interstellar grains: the case of the 
          reflection nebula NGC 7023                                            

   3354   Witt, A.N., Bohlin, R.C., Stecher, T.P. 1983, APJ, 267, L47.          
          The diffuse interstellar feature at 4430 A and interstellar extinction
          in the far-ultraviolet                                                

   3355   Witt, A.N., Bohlin, R.C., Stecher, T.P. 1984, APJ, 279, 698.          
          The variation of galactic interstellar extinction in the ultraviolet  

   3356   Witt, A.N., Bohlin, R.C., Stecher, T.P. 1986, APJ, 305, L23.          
          Detection of scattering in the 2175 A interstellar band               

   3357   Witt, A.N., Bohlin, R.C., Stecher, T.P. 1986, APJ, 302, 421.          
          Colors of relection nebulae. III. Ultraviolet scattering by small     
          particles in reflection nebulae associated with 17, 20, and 23 Tauri  

   3358   Witt, A., Bohlin, R., Stecher, T., Graff, S. 1987, APJ, 321, 912.
          The unusual dust-scattering properties in the reflection nebula CED   
          201                                                                   

   3359   Witt, A., Stecher, T., Boroson, T., Bohlin, R. 1989, APJ, 336, L21.
          UV fluorescence of molecular hydrogen and red dust emission in the    
          Gamma Cassiopeiae nebula IC 63                                        

   3360   Wolf, B., Appenzeller, I. 1979, A&A, 78, 15.     
          The UV resonance lines of Zeta 1 Sco                                  

   3361   Wolf, B., Appenzeller, I., Cassatella, A. 1980, A&A, 88, 15.          
          IUE and ground based observations of the LMC star S Doradus           

   3362   Wolf, B., Stahl, O., de Groot, M.J.H., Sterken, C. 1981, A&A, 99, 351.
          R81: P Cygni of the LMC                                               

   3363   Wolf, B., Appenzeller, I., Stahl, O. 1981, A&A, 103, 94.              
          IUE and ground-based spectroscopic observations of the S Dor-type LMC 
          Variable R71 during minimum state                                     

   3364   Wolf, B., Stahl, O., Seifert, W. 1987, A&A, 186, 182.                 
          High-dispersion spectroscopy of the Of/WN stars R84 and S61 of the    
          Large Magellanic Cloud                                                

   3365   Wolf, B., Stahl, O, Smolinski, J., Cassatella, A. 1988, A&AS, 74, 239.
          Spectroscopy of the present extraordinary bright outburst phase of the
          LMC S Dor variable R 127                                              

   3366   Wolfe, A.M. 1983, APJ, 268, L1.                  
          Why high-latitude clouds in our Galaxy and the highly redshifted      
          clouds observed in front of QSOs do not belong to the same parent     
          population                                                            

   3367   Wolff, B., Jordan, S., Bade, N., Reimers, D. 1995, A&A, 294, 183.     
           ROSAT pointed observations of four X-Ray bright DA white dwarfs      

   3368   Wolff, S.C., Boesgaard, A.M., Simon, T. 1986, APJ, 310, 360.          
          Activity in F stars                                                   

   3369   Wollaert, J., Lamers, H., de Jager, C. 1988, A&A, 194, 197.
          A differential analysis of UV photospheric lines of OBN and OBC stars 

   3370   Wonnacott, D., Kellett, B.J., Matthews, L., Clayton, C.A.,            
          Bromage, G., Lloyd, C., Sumner, T., Sidher, S. 1992, MNRAS, 259, 251.
          Delta Cap - the secondary revealed                                    

   3371   Wonnacott, D., Kellett, B.J., Stickland, D.J. 1993, MNRAS, 262, 277.  
          IK Peg - a nearby, short-period, Sirius-like system                   

   3372   Wood, B.E., Ayres, T.R. 1995, APJ, 443, 329.     
          A reanalysis of the SWP-HI IUE observations of Capella                

   3373   Wood, B.E., Linsky, J., Ayres, T. 1997, ApJ, 478, 745.                
           Evaluating possible heating mechanisms using the transition region   
           line profiles of late-type stars                                     

   3374   Wood, J.H., Marsh, T.R. 1991, APJ, 381, 551.     
          IUE spectra of the eclipsing binary NN Serpentis                      

   3375   Wood, J.H., Horne, K., Vennes, S. 1992, APJ, 385, 294.                
          Eclipse studies of the dwarf nova HT Cassiopeiae. II. White dwarf and 
          accretion disk                                                        

   3376   Wood, K.D., Bates, B. 1993, APJ, 417, 572.       
          Observations of nearby interstellar gas and dust in the direction     
          toward the globular cluster Omega Centauri                            

   3377   Wood, M.A., Winget, D.E., Nather, R.E., Hessman, F.V., Liebert, J.,   
          Kurtz, D.W., Wesemael, F., Wegner, G. 1987, APJ, 313, 757.            
          The exotic helium variable PG 1346+082                                

   3378   Woods, J.A., Drew, J.E., Verbunt, F. 1990, MNRAS, 245, 323.           
          Time dependence of the UV resonance lines in the cataclysmic variables
          SU UMa, RX And and 0623+71                                            

   3379   Woods, J.A., Verbunt, F., Collier Cameron, A., Drew, J.E.,            
          Piters, A. 1992, MNRAS, 255, 237.                
          Time dependence of the UV resonance lines in the cataclysmic variables
          YZ Cnc, IR Gem, and V3885 Sgr                                         

   3380   Woosley, S., Pinto, P., Martin, P., Weaver, T. 1987, APJ, 318, 664.
          Supernova 1987A in the Large Magellanic Cloud: the explosion of a ~20 
          solar mass star which has experienced mass loss?                      

   3381   Woosley, S.E. 1988, APJ, 330, 218.               
          SN 1987A: after the peak                                              

   3382   Worrall, D.M., Puschell, J.J., Jones, B., Bruhweiler, F.C.,           
          Aller, M.F., Aller, H.D., Hodge, P.E., Sitko, M.L., Stein, W.A.,      
          Zhang, Y.X., Ku, W.H.-M. 1982, APJ, 261, 403.    
          Two multifrequency observations of the BL Lacertae object OJ 287      

   3383   Worrall, D.M., Puschell, J.J., Bruhweiler, F.C., Sitko, M.L.,         
          Stein, W.A., Aller, M.F., Aller, H.D., Hodge, P.E., Rudy, R.J.,       
          Miller, H.R., Wisniewski, W.Z., Cordova, F.A., Mason, K.O.  
          1984, ApJ, 284, 512.                                        
          Multifrequency observations of the BL Lacertae objects OQ 530 and ON  
          325                                                                   

   3384   Worrall, D.M., Puschell, J.J., Rodriguez-Espinosa, J.M.,              
          Bruhweiler, F.C., Miller, H.R., Aller, M.F., Aller, H.D.    
          1984, ApJ, 286, 711.                                        
          Multifrequency spectral behavior of the BL Lacertae objects OI 90.4   
          and 3C 66A                                                            

   3385   Worrall, D.M., Puschell, J.J., Bruhweiler, F.C., Miller, H.R.,        
          Rudy, R.J., Ku, W.H.-M., Aller, M.F., Aller, H.D., Hodge, P.E.,       
          Matthews, K., Neugebauer, G., Soifer, B.T., Webb, J.R., Pica, A.J.,   
          Pollack, J.T., Smith, A.G., Leacock, R.J. 1984, APJ, 278, 521.        
          Two multifrequency observations of 3C 371                             

   3386   Worrall, D.M., Puschell, J.J., Bruhweiler, F.C., Miller, H.R.,        
          Aller, M.F., Aller, H.D. 1984, PASP, 96, 699.    
          Multifrequency observations of the quasi-stellar object Ton 1542      

   3387   Worrall, D.M., Rodriguez-Espinosa, J.M., Wisniewski, W.Z.,            
          Miller, H.R., Bruhweiler, F.C., Aller, M.F., Aller, H.D.    
          1986, ApJ, 303, 589.                                        
          Observations of three BL Lacertae objects: constraints on             
          inhomogeneous relativistically beamed jet models                      

   3388   Worthey, G. 1993, APJ, 415, L91.                 
          A method for quantitative detection of hot horizontal branches in     
          early-type galaxies                                                   

   3389   Wray, J.D., Parsons, S.B., Henize, K.G. 1979, APJ, 234, L187.         
          HD 149499B: the hottest white dwarf?                                  

   3390   Wu, C.-C., Boggess, A., Gull, T.R. 1980, APJ, 242, 14.                
          Lyman alpha fluxes of Seyfert galaxies and low-redshift quasars       

   3391   Wu, C.-C., Boggess, A., Gull, T.R. 1981, APJ, 247, 449.               
          The C IV 1550 profile in type I Seyfert galaxies                      

   3392   Wu, C.-C., Leventhal, M., Sarazin, C., Gull, T. 1983, APJ, 269, L5.
          High velocity iron absorption lines in supernova remnant 1006         

   3393   Wu, C.-C., Boggess, A., Gull, T.R. 1983, APJ, 266, 28.                
          Prominent ultraviolet emission lines from type 1 Seyfert Galaxies     

   3394   Wu, C.-C., Panek, R.J., Holm, A.V., Schmitz, M. 1983, PASP, 95, 391.  
          Ultraviolet observations of the transient X-ray sources A0535+26 and  
          A0620-00                                                              

   3395   Wu, C.-C., Panek, R.J., Holm, A.V., Raymond, J.C., Hartmann, L.W.,    
          Swank, J.H. 1989, APJ, 339, 443.                 
          Ultraviolet spectrophotometry and optical and infrared photometry of  
          the old nova GK Persei                                                

   3396   Wu, C.-C., Crenshaw, D.M., Fesen, R.A., Hamilton, A.J.S.,             
          Sarazin, C.L. 1993, APJ, 416, 247.               
          Faint Object Spectrograph spectra of the broad Fe II absorption lines 
          in the remnant of SN 1006                                             

   3397   Wu, C.C., Crenshaw, D., Hamilton, A., Fesen, R., Leventhal, M.,       
           Sarazin, C. 1997, ApJ, 477, L53.                
           Far-ultraviolet absorption lines in the remnant of SN1006            

   3398   Wurtz, R., Ellingson, E., Stocke, J., Yee, H. 1993, AJ, 106, 869.
          Clustering environments of BL Lac objects                             

   3399   Yadoumaru, Y., Tamura, S. 1994, PASP, 106, 165.  
          High-velocity flow in the central part of the highly evolved planetary
          nebula Abell 30                                                       

   3400   Yaqoob, T., Warwick, R.S., Makino, F., Otani, C., Sokoloski, J.L.,    
          Bond, I.A., Yamauchi, M. 1993, MNRAS, 262, 435.  
          Further probing of the X-ray source in NGC 4151: new constraints on   
          the nuclear geometry                                                  

   3401   Yi, I., Kenyon, S. 1997, ApJ, 477, 379.          
           A laboratory for the magnetized accretion disk model: ultraviolet    
           and x-ray emission from the cataclysmic variable GK Persei           

   3402   York, D.G., Blades, J.C., Cowie, L.L., Morton, D.C., Songaila, A.,    
          Wu, C.-C. 1982, APJ, 255, 467.                   
          The gaseous galactic halo as inferred from the line spectra of the    
          galaxies Markarian 509 and Fairall 9                                  

   3403   York, D.G., Jura, M. 1982, APJ, 254, 88.         
          Observations of interstellar zinc                                     

   3404   York, D.G., Wu, C.-C., Ratcliff, S., Blades, J.C., Cowie, L.L.,       
          Morton, D.C. 1983, APJ, 274, 136.                
          Interstellar absorption lines in the spectrum of 3C 273               

   3405   York, D.G., Ratcliff, S., Blades, J., Cowie, L.L., Morton, D.C.,      
          Wu, C.-C. 1984, APJ, 276, 92.                    
          Interstellar lines in spectra of extragalactic sources. III. Markarian
          509, Arakelian 120, and 3C 273                                        

   3406   York, D.G., Caulet, A., Rybski, P., Gallagher, J., Blades, J.C.,      
          Morton, D.C., Wamsteker, W. 1990, APJ, 351, 412. 
          Interstellar absorption lines in the galaxy NGC 1705                  

   3407   Yoshii, Y., Takahara, F. 1988, APJ, 326, 1.      
          Galactic evolution and cosmology: probing the cosmological            
          deceleration parameter                                                

   3408   Younan, K.F., Dufton, P.L. 1984, MNRAS, 209, 123.
          Optical and ultraviolet study of five stars in the Pleiades open      
          cluster                                                               

   3409   Young, A., Snyder, J.A. 1982, APJ, 262, 269.     
          Evidence for accretion activity and obscured hot component stars in W 
          Serpentis type binaries                                               

   3410   Young, A., Skumanich, A., MacGregor, K.B., Temple, S.  
          1990, ApJ, 349, 608.
          High-latitude spot and plage activity on the rapidly rotating M dwarf 
          star Gliese 890                                                       

   3411   Yung, Y.L., Gladstone, G.R., Chang, K.M., Ajello, J.M.,               
          Srivastava, S.K. 1982, APJ, 254, L65.            
          H2 fluorescence spectrum from 1200 to 1700 A by electron impact:      
          laboratory study and application to Jovian aurora                     

   3412   Zahnle, K.J., Walker, J.C.G. 1982, RGSP, 20, 280.
          The evolution of solar ultraviolet luminosity                         

   3413   Zamorani, G., Marano, B., Mignoli, M., Zitelli, V., Boyle, B.J.  
          1992, MNRAS, 256, 238.                                 
          The Baldwin effect in complete optically selected samples of quasars  

   3414   Zanella, R., Wolf, B., Stahl, O. 1984, A&A, 137, 79.                  
          Spectroscopy of the shell episode of Eta Car (1981-1983)              

   3415   Zasova, L., Moroz, V., Esposito, L., Na, C. 1993, ICARUS, 105, 92.
          SO2 in the middle atmosphere of Venus: IR measurements from Venera-15 
          and comparison to UV data                                             

   3416   Zdziarski, A., Magdziarz, P. 1996, MNRAS, 279, 21.                    
           The origin of the correlation between the uv and X-rays in NGC4151   

   3417   Zeidler-K.T., E.-M., Weidemann, V., Koester, D. 1986, A&A, 155, 356.  
          Metal abundances in helium-rich white dwarf atmospheres               

   3418   Zhang, C.Y., Kwok, S. 1991, A&A, 250, 179.       
          Spectral energy distribution of compact planetary nebulae             

   3419   Zhang, C.Y., Kwok, S. 1992, APJ, 385, 255.       
          The spectra of IC 418 and IC 5117 from 1.5 to 1.75 microns            

   3420   Zheng, W., O'Brien, P.T. 1990, APJ, 356, 463.    
          Differential line development and the complex structure of the        
          broad-line region in Fairall 9                                        

   3421   Zheng, W., Veilleux, S., Grandi, S.A. 1991, APJ, 381, 418.            
          3C 390.3: modeling variable profile humps                             

   3422   Zheng, W. 1991, APJ, 382, L55.                   
          Inference of the extreme-ultraviolet continuum shape of quasars       

   3423   Zheng, W. 1992, APJ, 385, 127.                   
          Inner shell of optically thin gas in active galactic nuclei           

   3424   Zheng, W., Fang, L.-Z., Binette, L. 1992, APJ, 392, 74.               
          From Fairall 9 to high-z objects: pattern of change in ionization     
          structure                                                             

   3425   Zheng, W., Kriss, G.A., Davidsen, A.F. 1995, APJ, 440, 606.           
          Relation between O VI emission and X-ray intensity in activegalactic  
          nuclei                                                                

   3426   Zheng, W., Kriss, G., Davidsen, A., Kruk, J. 1995, APJ, 454, L11.
          Far-ultraviolet spectrum of Fairall 9 with the Hopkins Ultraviolet    
          Telescope                                                             

   3427   Zheng, W. 1996, AJ, 111, 1498.                   
           Study of time variations of uv continuum and emission lines in       
           3C390.3                                                              

   3428   Zhou, Y., Yu, K., Young, E., Wang, J., Ma, E. 1997, ApJ, 475, L9.     
           Statistical properties of the big blue bump in AGN                   

   3429   Zickgraf, F.-J., Wolf, B., Stahl, O., Leitherer, C., Klare, G.   
          1985, A&A, 143, 421.                                   
          The hybrid spectrum of the LMC hypergiant R 126                       

   3430   Zickgraf, F.-J., Wolf, B., Stahl, O., Leitherer, C., Appenzeller, I.  
          1986, A&A, 163, 119.                             
          B[e]-supergiants of the Magellanic Clouds                             

   3431   Zickgraf, F., Wolf, B., Stahl, O., Humphreys, R. 1989, A&A, 220, 206.
          S18: a new B[e] supergiant in the Small Magellanic Cloud with evidence
          for an excretion disk                                                 

   3432   Zickgraf, F.-J., Humphreys, R., Lamers, H., Smolinski, J., Wolf, B.,  
         Stahl, O. 1996, A&A, 315, 510.                    
         Spectroscopic study of the outflowing disk winds of Be supergiants     
         in the Magellanic Clouds                                               

   3433   Zolcinski, M.C., Antiochos, S.K., Stern, R.A., Walker, A.B.C.    
          1982, APJ, 258, 177.                                   
          International Ultraviolet Explorer observations of Hyades stars       

   3434   Zorec, J., Hoflich, P., Divan, L. 1989, A&A, 210, 279.                
          Phase variations of 88 Herculis: Do the UV observations confirm a     
          connection between these variations and the changes of the            
          photospheric parameters of the underlying star?                       

   3435   Zucker, D.B., Raymond, J.C., Silber, A., Mason, P., Curiel, S.,       
          Vrtilek, S., Schlegel, E. 1995, APJ, 449, 310.   
          Phase-resolved IUE and optical observations of the polar BY           
          Camelopardalis