共 15 条
[2]
BYRD GG, 1976, B AM ASTRON SOC, V8, P314
[3]
BYRD GG, 1975, B AM ASTR SOC, V7, P506
[4]
DEVAUCOULEURS G, 1958, ASTROPHYS J, V128, P465, DOI 10.1086/146476
[8]
KINMAN TD, 1965, ASTROPHYS J, V143, P1376
[10]
LINDBLAD B, 1956, STOCKHOLM OBS ANN, V19