Microlensing search towards M 31 S. Calchi Novati, G. Iovane, A. A. Marino, M. Aurière, P. Baillon, A. Bouquet, V. Bozza, M. Capaccioli, S. Capozziello, V. Cardone et al. (19 more) A&A, 381 3 (2002) 848-861 Published online: 15 January 2002 DOI: 10.1051/0004-6361:20011590