TY - JOUR AU - Lin, Runchang AU - Zhang, Zhimin TI - Numerical study of natural superconvergence in least-squares finite element methods for elliptic problems JO - Applications of Mathematics PY - 2009 SP - 251 EP - 266 VL - 54 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1007/s10492-009-0016-6/ DO - 10.1007/s10492-009-0016-6 LA - en ID - 10_1007_s10492_009_0016_6 ER -