Searching for trans ethyl methyl ether in Orion KL B. Tercero, J. Cernicharo, A. López, N. Brouillet, L. Kolesniková, R. A. Motiyenko, L. Margulès, J. L. Alonso and J.-C. Guillemin A&A, 582 (2015) L1 Published online: 02 October 2015 DOI: 10.1051/0004-6361/201526255