TY - JOUR AU - I. P. Gavriljuk AU - V. G. Prikazchikov AU - A. N. Khimich TI - Accuracy of the solution of a difference boundary value problem for a fourth-order elliptic operator with mixed boundary conditions JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1986 SP - 1821 EP - 1830 VL - 26 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1986_26_12_a5/ LA - ru ID - ZVMMF_1986_26_12_a5 ER -