TY - JOUR AU - L. M. Degtyarev AU - V. V. Drozdov TI - Grids adapted to the solution of elliptic problems in the plane JO - Differencialʹnye uravneniâ PY - 1984 SP - 1194 EP - 1203 VL - 20 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1984_20_7_a10/ LA - ru ID - DE_1984_20_7_a10 ER -