XMM-Newton observation of Kepler's supernova remnant G. Cassam-Chenaï, A. Decourchelle, J. Ballet, U. Hwang, J. P. Hughes and R. Petre A&A, 414 2 (2004) 545-558 Published online: 19 January 2004 DOI: 10.1051/0004-6361:20031551