共 73 条
- [1] AGRAWAL PC, 1979, AP J, V233, pL47
- [4] X-RAY-PROPERTIES OF OPTICALLY SELECTED QSOS [J]. ASTROPHYSICAL JOURNAL, 1986, 305 (01) : 83 - 99
- [6] PHOTOIONISATION OF HELIUM [J]. JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS, 1982, 15 (17) : L603 - L608
- [7] BEZLER M, 1984, ASTRON ASTROPHYS, V136, P351
- [8] BOWYER S, 1986, ADV SPACE RES, V6, P153
- [9] BRANDUARDIRAYMO.G, 1986, IN PRESS MNRAS
- [10] BRANDUARDIRAYMO.G, 1987, UNPUB