LOW-DENSITY OF NEUTRAL HYDROGEN AND HELIUM IN THE LOCAL INTERSTELLAR-MEDIUM - EXTREME-ULTRAVIOLET-EXPLORER PHOTOMETRY OF THE LYMAN CONTINUUM OF THE HOT WHITE-DWARFS MCT-0501-2858, MCT-0455-2812, HZ-43, AND GD-153 (VOL 421, PG L35, 1994)
S. Vennes et al., LOW-DENSITY OF NEUTRAL HYDROGEN AND HELIUM IN THE LOCAL INTERSTELLAR-MEDIUM - EXTREME-ULTRAVIOLET-EXPLORER PHOTOMETRY OF THE LYMAN CONTINUUM OF THE HOT WHITE-DWARFS MCT-0501-2858, MCT-0455-2812, HZ-43, AND GD-153 (VOL 421, PG L35, 1994), The Astrophysical journal, 434(1), 1994, pp. 120000037-120000037