共 15 条
[2]
CARNOCHAN DJ, 1976, PREPRINT
[3]
CASH W, 1976, ASTRON ASTROPHYS, V52, P307
[5]
FREEMAN J, 1977, PREPRINT
[6]
GLIESE W, 1969, CATALOGUE NEARBY STA
[8]
JONES C, 1977, COMMUNICATION
[10]
MARGON B, 1976, ASTROPHYS J, V210, pL79, DOI 10.1086/182308