%0 Journal Article %A S. I. Khudyaev %T Boundary-value problems for certain quasi-linear elliptic equations %J Doklady Akademii Nauk %D 1964 %P 787-790 %V 154 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_154_4_a10/ %G ru %F DAN_1964_154_4_a10