共 33 条
[21]
1929, MN, V90, P32
[22]
1929, NATURE 0302, P313
[23]
1930, OBSERVATORY, V58, P208
[24]
1930, NATURE 0510, P708
[25]
1930, Z ASTROPHYS, V1, P98
[26]
1930, MN, V90, P678
[27]
1930, MN, V90, P769
[28]
1929, PHIL MAG, V7, P65
[29]
1929, Z PHYS, V66, P851
[30]
1930, MN, V90, P809