共 50 条
- [1] Red Parkes quasars: Evidence for soft X-ray absorption ASTROPHYSICAL JOURNAL, 1999, 510 (02): : 703 - 709
- [2] On the absorption of X-ray bright broad absorption line quasars Astronomy and Astrophysics, 2008, 491 (02): : 425 - 434
- [5] EXTRA-SOFT X-RAY EXCESS OF QUASARS SCIENCE IN CHINA SERIES A-MATHEMATICS PHYSICS ASTRONOMY, 1990, 33 (06): : 720 - 728
- [7] The intrinsic UV soft X-ray spectrum of quasars ACCRETION PHENOMENA AND RELATED OUTFLOWS: IAU COLLOQUIUM 163, 1997, 121 : 711 - 712
- [9] THE SOFT-X-RAY EXCESS IN QUASARS AND DEEP X-RAY SURVEYS MULTI-WAVELENGTH CONTINUUM EMISSION OF AGN, 1994, (159): : 217 - 220