%0 Journal Article %A Lihe Wang %T Compacteness methods for certain degenerate elliptic systems. %J Manuscripta mathematica %D 1993 %P 273-286 %V 78 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1993__78_4_155808/ %F MM2_1993__78_4_155808