TY - JOUR AU - G. I. Shishkin TI - Grid Approximations to Singularly Perturbed Parabolic Equations with Turning Points JO - Differencialʹnye uravneniâ PY - 2001 SP - 987 EP - 999 VL - 37 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2001_37_7_a15/ LA - ru ID - DE_2001_37_7_a15 ER -