TY - JOUR AU - Kawohl, Bernhard TI - On maximum principles and Liouville theorems for quasilinear elliptic equations and systems JO - Commentationes Mathematicae Universitatis Carolinae PY - 1983 SP - 647 EP - 655 VL - 24 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1983__24_4_a5/ LA - en ID - CMUC_1983__24_4_a5 ER -