Galactic Bulge microlensing optical depth from EROS-2 C. Hamadache, L. Le Guillou, P. Tisserand, C. Afonso, J. N. Albert, J. Andersen, R. Ansari, É. Aubourg, P. Bareyre, J. P. Beaulieu et al. (27 more) A&A, 454 1 (2006) 185-199 Published online: 03 July 2006 DOI: 10.1051/0004-6361:20064893