TY - JOUR AU - Zhang, Tie AU - Zhang, Shuhua TI - Finite element derivative interpolation recovery technique and superconvergence JO - Applications of Mathematics PY - 2011 SP - 513 EP - 531 VL - 56 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1007/s10492-011-0030-3/ DO - 10.1007/s10492-011-0030-3 LA - en ID - 10_1007_s10492_011_0030_3 ER -