TY - JOUR AU - A. L. Skubachevskii TI - The method of cut-off functions in the theory of nonlocal problems JO - Differencialʹnye uravneniâ PY - 1991 SP - 128 EP - 139 VL - 27 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1991_27_1_a14/ LA - ru ID - DE_1991_27_1_a14 ER -