Observation of VHE γ-rays from Cassiopeia A with the MAGIC telescope J. Albert, E. Aliu, H. Anderhub, P. Antoranz, A. Armada, C. Baixeras, J. A. Barrio, H. Bartko, D. Bastieri, J. K. Becker et al. (131 more) A&A, 474 3 (2007) 937-940 Published online: 23 October 2007 DOI: 10.1051/0004-6361:20078168