共 6 条
[1]
BEALS, 1934, PUB DOM AP OBS, V4, P9
[2]
BEALS, 1934, PUB DOM AP OBS, V4, P17
[3]
*DOM AP OBS, 1932, PUB DOM AP OBS, V6, P50
[4]
*DOM OBS, 1917, PUB DOM OBS, V4, P115
[5]
PLASKETT, 1930, PUB DOM AP OBS, V2, P16
[6]
1932, T IAU, V4