TY - JOUR AU - L. A. Oganesyan AU - L. A. Rukhovets TI - Study of the rate of convergence of variational difference schemes for second-order elliptic equations in a two-dimensional field with a smooth boundary JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1969 SP - 1102 EP - 1120 VL - 9 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1969_9_5_a10/ LA - ru ID - ZVMMF_1969_9_5_a10 ER -