Chemical footprint of star formation feedback in M 82 on scales of ~100 pc D. Ginard, A. Fuente, S. García-Burillo, T. Alonso-Albi, M. Krips, M. Gerin, R. Neri, P. Pilleri, A. Usero and S. P. Treviño-Morales A&A, 578 (2015) A49 Published online: 02 June 2015 DOI: 10.1051/0004-6361/201525653