TY - JOUR AU - Squassina, Marco TI - Existence of multiple solutions for quasilinear diagonal elliptic systems JO - Electronic journal of differential equations PY - 1999 VL - 1999 UR - http://geodesic.mathdoc.fr/item/EJDE_1999__1999__a82/ LA - en ID - EJDE_1999__1999__a82 ER -