共 10 条
- [2] GIACCONI R, IN PRESS
- [5] MILLS DM, 1970, ASTROPHYS LETT, V5, P105
- [6] MILLS DM, 1971, ASTROPHYS J, V167, P541
- [7] RYLE M, 1968, MON NOT R ASTRON SOC, V138, P1
- [8] VANDERLA.H, 1969, ASTRON ASTROPHYS, V3, P468
- [9] WILLSON MAG, 1970, MON NOT R ASTRON SOC, V151, P1
- [10] YOUNG DSD, 1967, NATURE, V216, P129