TY - JOUR AU - P. S. Kenderov TI - Multi-valued mappings and properties of them similar to continuity JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1980 SP - 246 EP - 249 VL - 35 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1980_35_3_a33/ LA - en ID - RM_1980_35_3_a33 ER -