TY - JOUR AU - Nicaise, Serge AU - Creusé, Emmanuel TI - Isotropic and anisotropic a posteriori error estimation of the mixed finite element method for second order operators in divergence form JO - Electronic transactions on numerical analysis PY - 2006 SP - 38 EP - 62 VL - 23 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ETNA_2006__23__a16/ LA - en ID - ETNA_2006__23__a16 ER -