TY - JOUR AU - Lin, Qun AU - Liu, Tang AU - Zhang, Shuhua TI - Superconvergence estimates of finite element methods for American options JO - Applications of Mathematics PY - 2009 SP - 181 EP - 202 VL - 54 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1007/s10492-009-0012-x/ DO - 10.1007/s10492-009-0012-x LA - en ID - 10_1007_s10492_009_0012_x ER -