TY - JOUR AU - A. B. Vasil'eva TI - Conditionally stable singularly perturbed systems with singularities in the boundary conditons JO - Differencialʹnye uravneniâ PY - 1975 SP - 227 EP - 238 VL - 11 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1975_11_2_a2/ LA - ru ID - DE_1975_11_2_a2 ER -