%0 Journal Article %A S. I. Pokhozhaev %T Sharp a~priori estimates for a~quasilinear degenerate elliptic problem %J Sbornik. Mathematics %D 1994 %P 335-346 %V 79 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1994_79_2_a5/ %G en %F SM_1994_79_2_a5