%0 Journal Article %A V. M. Govorov %T Membership in the class $W_2^1$ of the classical solution of the Dirichlet problem for an elliptic equation in an arbitrary unbounded domain %J Differencialʹnye uravneniâ %D 1976 %P 549-551 %V 12 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1976_12_3_a14/ %G ru %F DE_1976_12_3_a14