%0 Journal Article %A Alziary, Bénédicte %A Cardoulis, Laure %A Fleckinger-Pellé, Jacqueline %T Maximun Principle and existence of solutions for elliptic systems involving schrödinger operators %J Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales %D 1997 %P 47-52 %V 91 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RRACEFN_1997_1997_1_a6/ %G en %F RRACEFN_1997_1997_1_a6