TY - JOUR AU - Zuluaga, Mario TI - Nonzero and positive solutions of a superlinear elliptic system JO - Archivum mathematicum PY - 2001 SP - 63 EP - 70 VL - 37 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_2001__37_1_a7/ LA - en ID - ARM_2001__37_1_a7 ER -