%0 Journal Article %A Zuluaga, Mario %T Nonzero and positive solutions of a superlinear elliptic system %J Archivum mathematicum %D 2001 %P 63-70 %V 37 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_2001__37_1_a7/ %G en %F ARM_2001__37_1_a7