Mapping deuterated methanol toward L1544 - I. Deuterium fraction and comparison with modelingA. Chacón-Tanarro, P. Caselli, L. Bizzocchi, J. E. Pineda, O. Sipilä, A. Vasyunin, S. Spezzano, A. Punanova, B. M. Giuliano and V. LattanziA&A, 622 (2019) A141DOI: https://doi.org/10.1051/0004-6361/201832703