%0 Journal Article %A I. V. Skrypnik %T Solvability of boundary-value problems for non-divergent nonlinear elliptic equations %J Zapiski Nauchnykh Seminarov POMI %D 1979 %P 243-251 %V 84 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1979_84_a17/ %G ru %F ZNSL_1979_84_a17