Unveiling the chemistry of interstellar CH - Spectroscopy of the 2 THz N = 2 ← 1 ground state lineH. Wiesemeyer, R. Güsten, K.M. Menten, C.A. Durán, T. Csengeri, A.M. Jacob, R. Simon, J. Stutzki and F. WyrowskiA&A, 612 (2018) A37DOI: https://doi.org/10.1051/0004-6361/201731810
