共 50 条
- [24] X-RAY SELECTED QUASARS AND SEYFERT-GALAXIES - COSMOLOGICAL EVOLUTION, LUMINOSITY FUNCTION, AND CONTRIBUTION TO THE X-RAY-BACKGROUND ASTROPHYSICAL JOURNAL, 1984, 283 (02): : 486 - 494
- [25] UHURU OBSERVATIONS OF X-RAY-EMISSION FROM SEYFERT-GALAXIES ASTROPHYSICAL JOURNAL, 1978, 223 (01): : 74 - 81
- [26] TIME VARIABILITY OF THE X-RAY-EMISSION FROM SEYFERT-GALAXIES ACCRETION DISKS AND MAGNETIC FIELDS IN ASTROPHYSICS, 1989, 156 : 267 - 272
- [27] EFFECT OF X-RAY-SPECTRA OF SEYFERT-GALAXIES ON THE COSMIC X-RAY-BACKGROUND PROCEEDINGS OF THE 23RD ESLAB SYMPOSIUM ON TWO TOPICS IN X-RAY ASTRONOMY, VOLS 1 AND 2: X-RAY BINARIES; AGN AND THE X-RAY BACKGROUND, 1989, 296 : 1011 - 1016
- [28] A MODEL FOR THE X-RAY AND ULTRAVIOLET EMISSION FROM SEYFERT-GALAXIES AND GALACTIC BLACK-HOLES ASTROPHYSICAL JOURNAL, 1994, 432 (02): : L95 - L99
- [30] OBSERVATIONAL TESTS OF X-RAY HEATING IN THE BROAD-LINE REGION OF QUASARS AND SEYFERT-GALAXIES ASTROPHYSICAL JOURNAL, 1984, 277 (02): : 495 - 500