TY - JOUR AU - Yu. A. Konyaev TI - Contrasting solutions of singularly perturbed multipoint boundary-value problems with singularities JO - Matematičeskie zametki PY - 1994 SP - 95 EP - 101 VL - 56 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1994_56_4_a8/ LA - ru ID - MZM_1994_56_4_a8 ER -