%0 Journal Article %A A. K. Gushchin %T The Dirichlet problem for a second-order elliptic equation %J Doklady Akademii Nauk %D 1988 %P 1044-1048 %V 302 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1988_302_5_a3/ %G ru %F DAN_1988_302_5_a3