%0 Journal Article %A Lions, Pierre-Louis %A Nečas, Jindřich %A Netuka, Ivan %T A Liouville theorem for nonlinear elliptic systems with isotropic nonlinearities %J Commentationes Mathematicae Universitatis Carolinae %D 1982 %P 645-655 %V 23 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1982__23_4_a2/ %G en %F CMUC_1982__23_4_a2