%0 Journal Article
%A Bensedik, Ahmed
%A Bouchekif, Mohammed
%T On certain nonlinear elliptic systems with indefinite terms
%J Electronic Journal of Differential Equations
%D 2002
%V 2002
%I mathdoc
%U http://geodesic.mathdoc.fr/item/EJDE_2002__2002__a113/
%G en
%F EJDE_2002__2002__a113