共 50 条
- [32] SECULAR BEHAVIOR OF A BLUE OBJECT NEAR CYGNUS X-2 ASTROPHYSICAL JOURNAL, 1967, 149 (1P2): : L19 - &
- [33] SPECTRAL VARIABILITY OF CYGNUS X-2 - STRUCTURE IN THE CIRCUMSOURCE MATERIAL ASTROPHYSICAL JOURNAL, 1986, 307 (02): : 698 - 710
- [36] EXOSAT OBSERVATIONS OF CYGNUS X-2 CONTINUUM AND LINE SPECTRUM ASTROPHYSICAL JOURNAL, 1990, 361 (02): : 596 - 606
- [37] ACCRETION DISK STRUCTURE AND BRANCH BEHAVIOR OF CYGNUS X-2 ASTROPHYSICAL JOURNAL, 1995, 446 (01): : 350 - 356
- [38] EVIDENCE FOR AN 11.2 DAY PERIODICITY FROM CYGNUS X-2 ASTROPHYSICAL JOURNAL, 1976, 205 (03): : L143 - L145
- [39] MEASUREMENT OF LOCATION OF X-RAY SOURCES CYGNUS X-1 AND CYGNUS X-2 FROM UHURU ASTROPHYSICAL JOURNAL, 1971, 165 (02): : L37 - +