共 14 条
- [4] DIMENSIONS OF BINARY-SYSTEM HDE 226868 = CYGNUS X-1 [J]. NATURE-PHYSICAL SCIENCE, 1972, 240 (102): : 124 - &
- [7] HEARN AG, 1973, ASTRON ASTROPHYS, V23, P97
- [8] HEARN AG, 1972, ASTR AP, V19, P147
- [10] PERIODIC LIGHT VARIATIONS IN HDE 226868 (CYG X-1) [J]. NATURE-PHYSICAL SCIENCE, 1973, 241 (111): : 125 - 126