%0 Journal Article %A A. A. Samarskii %A I. V. Fryazinov %T Difference schemes for the solution of the Dirichlet problem in an arbitrary domain for an elliptic equation with variable coefficients %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1971 %P 385-410 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1971_11_2_a7/ %G ru %F ZVMMF_1971_11_2_a7