TY - JOUR AU - Saadia Ghazali TI - The filtering problem: an application of weak approximations of SDEs JO - ESAIM. Proceedings PY - 2007 SP - 32 EP - 38 VL - 19 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1051/proc:071906/ DO - 10.1051/proc:071906 LA - en ID - EP_2007_19_a6 ER -