%0 Journal Article %A G. P. Astrakhantsev %T Numerical solution of mixed boundary value problems for second-order elliptic equations in an arbitrary domain %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1985 %P 200-209 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1985_25_2_a3/ %G ru %F ZVMMF_1985_25_2_a3