Detection of $^{15}$NH$_{2}$D in dense cores: a new tool for measuring the $^{14}$N/$^{15}$N ratio in the cold ISM

E-ISSN： 1432-0746|498|2|L9-L12

ISSN： 0004-6361

Source： Astronomy & Astrophysics, Vol.498, Iss.2, 2009-05, pp. : L9-L12

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