TY - JOUR AU - Toselli, Andrea TI - ${HP}$-finite element approximations on non-matching grids for partial differential equations with non-negative characteristic form JO - ESAIM: Modélisation mathématique et analyse numérique PY - 2003 SP - 91 EP - 115 VL - 37 IS - 1 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/m2an:2003018/ DO - 10.1051/m2an:2003018 LA - en ID - M2AN_2003__37_1_91_0 ER -