TY - JOUR AU - T. O. Shaposhnikova TI - Gridpoint approximation of solutions of degenerating second-order ordinary differential equations JO - Matematičeskie zametki PY - 1978 SP - 95 EP - 101 VL - 24 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1978_24_1_a10/ LA - ru ID - MZM_1978_24_1_a10 ER -