共 4 条
- [1] FELTEN JE, 1972, ASTRON ASTROPHYS, V17, P226
- [2] PRINGLE JE, 1972, ASTRON ASTROPHYS, V21, P1
- [3] OBSERVATIONS OF A0535+26 WITH LEICESTER SKY SURVEY EXPERIMENT [J]. NATURE, 1975, 256 (5519) : 631 - 633
- [4] OBSERVATIONS OF A TRANSIENT X-RAY SOURCE WITH A PERIOD OF 104S [J]. NATURE, 1975, 256 (5519) : 628 - 630