First image of the L1157 molecular jet by the CALYPSO IRAM-PdBI survey L. Podio, C. Codella, F. Gueth, S. Cabrit, A. Maury, B. Tabone, C. Lefèvre, S. Anderl, P. André, A. Belloche et al. (5 more) A&A, 593 (2016) L4 Published online: 06 September 2016 DOI: 10.1051/0004-6361/201628876