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astro-ph2004★ 86 cited
Search for massive protostellar candidates in the southern hemisphere: I. Association with dense gas
F. Fontani, M. T. Beltran, J. Brand +4
(Abridged) We have observed CS and C17O lines, and 1.2 mm cont. emission towards a sample of 130 high-mass protostellar candidates with DEC<-30 deg. This is the first step of the s…
astro-ph2004★ 23 cited
Nature of two massive protostellar candidates: IRAs 21307+5049 and IRAS 22172+5549
F. Fontani, R. Cesaroni, L. Testi +4
We present observations of continuum and molecular lines towards the protostar candidates IRAS 21307+5049 and IRAS 22172+5549. Single-dish maps in the 12CO(2--1), C18O(2--1), HCO+(…