共 17 条
- [2] BEGELMAN MC, 1984, REV MOD PHYS, V56, P225
- [3] THE COSMIC X-RAY-BACKGROUND [J]. PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS, 1987, 146 (04): : 215 - 257
- [4] BURBIDGE G, 1987, AJ, V92, P1
- [6] DANESE L, 1986, ASTRON ASTROPHYS, V161, P1