%0 Journal Article %A V. È. Lyantse %T A nonselfadjoint one-dimensional perturbation of the operator of multiplication by the independent variable %J Doklady Akademii Nauk %D 1968 %P 1010-1013 %V 182 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1968_182_5_a6/ %G ru %F DAN_1968_182_5_a6