共 28 条
[1]
[Anonymous], 1958, LOWELL OBS B
[4]
BOK BJ, 1963, IAU URSI S, V20
[5]
Eggen O.J., 1955, AJ, V60, P65
[7]
EGGEN OJ, 1961, ROYAL OBS B, V27
[8]
Gum C.S., 1955, MMRAS, V67, P155
[9]
HAFFNER H, 1962, T INTERN ASTRON UNIO, VB11, P282
[10]
Irwin J.B., 1961, ASTROPHYS J SUPPL S, V6, P253, DOI [10.1086/190066, DOI 10.1086/190066]