%0 Journal Article %A G. I. Laptev %T The first boundary value problem for second-order quasilinear elliptic equations with double degeneration %J Differencialʹnye uravneniâ %D 1994 %P 1057-1068 %V 30 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1994_30_6_a16/ %G ru %F DE_1994_30_6_a16