TI - X-ray sources associated with young stellar clusters in Canis Major R1 PY - 2006 AU - Rojas, G AU - Gregório-Hetem, Jane AU - Grosso, N AU - Montmerle, T T2 - The X-ray Universe 2005 (ESA SP-604) J2 - ESA SP-604: Proceedings PP - Paris PB - European Space Agency ER -