%0 Journal Article %A L. M. Degtyarev %A V. V. Drozdov %T Grids adapted to the solution of elliptic problems in the plane %J Differencialʹnye uravneniâ %D 1984 %P 1194-1203 %V 20 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1984_20_7_a10/ %G ru %F DE_1984_20_7_a10