TY - JOUR AU - V. F. Butuzov TI - The asymptotic behavior of the solutions of singularly perturbed equations of elliptic type in a rectangular domain JO - Differencialʹnye uravneniâ PY - 1975 SP - 1030 EP - 1041 VL - 11 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1975_11_6_a8/ LA - ru ID - DE_1975_11_6_a8 ER -