共 24 条
[1]
HAYFORD, 1932, LICK OBS B, V16, P56
[2]
1936, PUBL DOM AP OBS, V5, P301
[3]
1922, A N, V215, P204
[4]
1937, P ROY SOC A, V160, P20
[5]
1932, PUBL LICK OBS, V18, P213
[6]
1934, Z ASTROPH, V8, P204
[7]
1937, POULKOVO OBS CIRC, V21, P24
[8]
1933, BERLIN BABELSBERG VE, V10
[9]
1937, POULKOVO OBS CIRC, V21, P15
[10]
1936, PUBL DOM AP OBS, V5, P303