共 15 条
- [1] BEYER, 1928, AN, V234, P94
- [3] FETLAAR, 1926, BAN, V3, P195
- [5] NIJLAND, 1924, BAN, V2, P231
- [6] NIJLAND, 1927, AN, V231, P207
- [7] NIJLAND, 1907, AN, V176, P172
- [8] NIJLAND, 1910, AN, V183, P281
- [9] SHARLEY, 1913, CONTR PRINCETON U OB, V3
- [10] STRUVE, 1945, AP J, V102, P125