TY - JOUR AU - S. V. Tikhovskaya TI - A two-grid method for an elliptic equation with boundary layers on a Shishkin mesh JO - Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki PY - 2012 SP - 49 EP - 56 VL - 154 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZKU_2012_154_4_a4/ LA - ru ID - UZKU_2012_154_4_a4 ER -