A new analysis of the MEGA M 31 microlensing events G. Ingrosso, S. Calchi Novati, F. De Paolis, Ph. Jetzer, A. A. Nucita, G. Scarpetta and F. Strafella A&A, 462 3 (2007) 895-902 Published online: 21 November 2006 DOI: 10.1051/0004-6361:20065851