共 17 条
- [1] [Anonymous], 1963, OBSERVATORY, V83, P150
- [2] BEALS CS, 1938, T IAU, V6, P248
- [5] CANNON AJ, 1938, HARVARD OBS B, V908, P20
- [6] GOLLNOW H, 1963, Z ASTROPHYS, V56, P241
- [7] SPECTRAL CLASSIFICATION OF WOLF-RAYET STARS [J]. ASTROPHYSICAL JOURNAL, 1966, 143 (03) : 770 - &
- [8] IRIARTE B, 1956, B TONANTZINTLA TACUB, P31
- [9] LINDSAY EM, 1954, IRISH ASTRON J, V3, P11