共 20 条
- [1] *HARV, 1924, HARV CIRC, V264
- [2] *HARV, 1929, HARV CIRC, V248
- [3] RUSSELL, ASTRONOMY, V2, P738
- [4] 1934, AP J, V79, P357
- [5] 1935, AP J, V82, P432
- [6] 1930, AP J, V71, P221
- [7] 1935, AP J, V82, P338
- [8] 1933, AP J, V78, P46
- [9] 1933, AP J, V78, P290
- [10] 1933, AP J, V78, P289