%0 Journal Article %A S. I. Pokhozhaev %T Sharp a priori estimates for some quasilinear elliptic equations %J Differencialʹnye uravneniâ %D 1993 %P 472-486 %V 29 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1993_29_3_a9/ %G ru %F DE_1993_29_3_a9