共 12 条
[4]
INFRARED OBSERVATIONS OF 2 SYMMETRIC NEBULAE
[J].
ASTROPHYSICAL JOURNAL,
1973, 185 (01)
:L37-L40
[5]
COHEN M, 1972, THESIS U CAMBRIDGE
[6]
COHEN MH, TO BE PUBLISHED
[7]
DEWHIRST DW, 1963, RADIO ASTRONOMY TODA, P178
[9]
LOW FJ, 1973, GROUNDBASED INFRARED
[10]
Neugebauer G., 1969, SP3047 NASA