TY - JOUR AU - V. L. Makarov AU - I. P. Gavriljuk AU - V. M. Luzhnyh TI - Exact and truncated difference schemes for a class of Sturm--Liouville problems with degeneration JO - Differencialʹnye uravneniâ PY - 1980 SP - 1265 EP - 1275 VL - 16 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1980_16_7_a10/ LA - ru ID - DE_1980_16_7_a10 ER -