TY - JOUR AU - M. A. Gol'dman AU - S. N. Krachkovskii TI - Perturbation of homomorphisms by operators of finite rank JO - Doklady Akademii Nauk PY - 1967 SP - 743 EP - 746 VL - 174 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1967_174_4_a0/ LA - ru ID - DAN_1967_174_4_a0 ER -