TY - JOUR AU - V. È. Lyantse TI - A nonselfadjoint one-dimensional perturbation of the operator of multiplication by the independent variable JO - Doklady Akademii Nauk PY - 1968 SP - 1010 EP - 1013 VL - 182 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1968_182_5_a6/ LA - ru ID - DAN_1968_182_5_a6 ER -