C-12-C-13 ABUNDANCE RATIO DERIVED FROM H2CO OBSERVATIONS OF SOUTHERN SOURCES

[11] MATSAKIS DN, 1976, ASTROPHYS J, V206, pL63, DOI 10.1086/182133

[12] MEZGER PG, 1976, ASTRON ASTROPHYS, V47, P143

[13] ROGSTAD DH, 1974, ASTRON ASTROPHYS, V36, P253

[14] TOWNES CH, 1978, P RA WELCH F C CHEM, V21

[15] LABORATORY MEASUREMENT OF 6-CENTIMETER FORMALDEHYDE TRANSITIONS [J]. ASTROPHYSICAL JOURNAL, 1971, 169 (02) : 429 - +

[16] VIGROUX L, 1976, ASTRON ASTROPHYS, V52, P1

[17] ISOTOPE ABUNDANCES IN INTERSTELLAR MOLECULAR CLOUDS [J]. ASTROPHYSICAL JOURNAL, 1976, 204 (01) : 26 - 42

[18] Watson W. D., 1977, CNO ISOTOPES ASTROPH, P105

[19] Whiteoak J. B., 1975, Proceedings of the Astronomical Society of Australia, V2, P360

[20] Whiteoak J. B., 1978, Proceedings of the Astronomical Society of Australia, V3, P266

[11] MATSAKIS DN, 1976, ASTROPHYS J, V206, pL63, DOI 10.1086/182133

[12] MEZGER PG, 1976, ASTRON ASTROPHYS, V47, P143

[13] ROGSTAD DH, 1974, ASTRON ASTROPHYS, V36, P253

[14] TOWNES CH, 1978, P RA WELCH F C CHEM, V21

[15] LABORATORY MEASUREMENT OF 6-CENTIMETER FORMALDEHYDE TRANSITIONS [J]. ASTROPHYSICAL JOURNAL, 1971, 169 (02) : 429 - +

[16] VIGROUX L, 1976, ASTRON ASTROPHYS, V52, P1

[17] ISOTOPE ABUNDANCES IN INTERSTELLAR MOLECULAR CLOUDS [J]. ASTROPHYSICAL JOURNAL, 1976, 204 (01) : 26 - 42

[18] Watson W. D., 1977, CNO ISOTOPES ASTROPH, P105

[19] Whiteoak J. B., 1975, Proceedings of the Astronomical Society of Australia, V2, P360

[20] Whiteoak J. B., 1978, Proceedings of the Astronomical Society of Australia, V3, P266