TY - JOUR AU - A. A. Samarskii AU - P. N. Vabishchevich TI - Regularized three-layer difference schemes with nonselfadjoint operators JO - Differencialʹnye uravneniâ PY - 1993 SP - 1244 EP - 1251 VL - 29 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1993_29_7_a16/ LA - ru ID - DE_1993_29_7_a16 ER -