First detection of the carbon chain molecules 13CCC and C13CC towards SgrB2(M)T. F. Giesen, B. Mookerjea, G. W. Fuchs, A. A. Breier, D. Witsch, R. Simon and J. StutzkiA&A, 633 (2020) A120DOI: https://doi.org/10.1051/0004-6361/201936538
