共 13 条
- [1] 1939, 424 HARV CIRC
- [2] 1930, PUB CARNEGIE I WASHI, V402
- [3] 1929, GRONINGEN PUB, V43
- [4] 1936, GRONINGEN PUB, V47, P17
- [5] 1936, BAN290
- [6] 1942, B ABASTUMANI OBS, V6, P29
- [7] 1945, B ABASTUMANI OBS, V8, P29
- [8] 1933, LICK OBS B, V454
- [9] 1934, AP J, V79, P8
- [10] 1937, DISTRIBUTION STARS S