共 24 条
[1]
ALLER LH, 1956, GASEOUS NEBULAE, P161
[2]
[Anonymous], 1967, MODERN ASTROPHYSICS
[3]
BINNENDIJK L, 1950, B ASTRON I NETH, V11, P203
[7]
BOPP BW, IN PRESS
[8]
EFIMOV YS, 1968, IAU C, P169
[9]
Gershberg R. E., 1971, Astronomicheskii Zhurnal, V48, P934