TY - JOUR AU - R. L. Frum-Ketkov TI - On closed mappings of infinite-dimensional spaces JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1992 SP - 209 EP - 216 VL - 193 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1992_193_a39/ LA - ru ID - TM_1992_193_a39 ER -