共 27 条
- [2] Allen C. W., 1973, ASTROPHYSICAL QUANTI
- [3] ARP HC, 1965, GALACTIC STRUCT, P401
- [4] ARP HC, 1955, AJ, V60, P320
- [6] BISNOVATYIKOGAN GS, 1972, SOVIET ASTR AJ, V16, P391
- [10] OBSERVATIONS OF VARIABLE X-RAY SOURCES IN GLOBULAR CLUSTERS [J]. ASTROPHYSICAL JOURNAL, 1975, 199 (02) : L93 - L96