TY - JOUR AU - I. P. Gavriljuk AU - V. M. Luzhnyh AU - V. L. Makarov TI - Exact and truncated difference schemes for boundary value problems with degeneration JO - Differencialʹnye uravneniâ PY - 1985 SP - 285 EP - 295 VL - 21 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1985_21_2_a12/ LA - ru ID - DE_1985_21_2_a12 ER -