共 18 条
[4]
GENZEL R, 1978, ASTRON ASTROPHYS, V66, P13
[7]
HUMPHREYS RM, 1978, ASTROPHYS J SUPPL S, V38, P309, DOI [10.1086/190559, 10.1086/190578]
[10]
TARTER JC, 1984, PREPRINT