Constraining supernova models using the hot gas in clusters of galaxies J. de Plaa, N. Werner, J. A. M. Bleeker, J. Vink, J. S. Kaastra and M. Méndez A&A, 465 2 (2007) 345-355 Published online: 22 January 2007 DOI: 10.1051/0004-6361:20066382