TY - JOUR AU - Drábek, Pavel TI - Bounded nonlinear perturbations of second order linear elliptic problems JO - Commentationes Mathematicae Universitatis Carolinae PY - 1981 SP - 215 EP - 221 VL - 22 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1981__22_2_a0/ LA - en ID - CMUC_1981__22_2_a0 ER -