TY - JOUR AU - Warnecke, Gerald TI - The homogeneous Dirichlet problem for non-elliptic partial differential equations with strong nonlinearities JO - Commentationes Mathematicae Universitatis Carolinae PY - 1989 SP - 327 EP - 346 VL - 30 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1989__30_2_a14/ LA - en ID - CMUC_1989__30_2_a14 ER -