A survey of [ D$_\mathsf{2}$CO] /[ H$_\mathsf{2}$CO] and [ N$_\mathsf{2}$D$^+$] /[ N$_\mathsf{2}$H$^+$] ratios towards protostellar cores

Publisher： Edp Sciences

E-ISSN： 1432-0746|471|3|849-863

ISSN： 0004-6361

Source： Astronomy & Astrophysics, Vol.471, Iss.3, 2007-09, pp. : 849-863

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