%0 Journal Article %A Khodja, Brahim %A Moussaoui, Abdelkrim %T Nonexistence results for semilinear systems in unbounded domains %J Electronic Journal of Differential Equations %D 2009 %V 2009 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_2009__2009__a15/ %G en %F EJDE_2009__2009__a15