XMM-Newton survey of the Local Group galaxy M 33 W. Pietsch, Z. Misanovic, F. Haberl, D. Hatzidimitriou, M. Ehle and G. Trinchieri A&A, 426 1 (2004) 11-24 Published online: 05 October 2004 DOI: 10.1051/0004-6361:20047068