%0 Journal Article %A V. È. Lyantse %A I. G. Sokolov %T All-City Mathematical Seminar at L'vov %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1964 %V 19 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1964_19_4_a23/ %G ru %F RM_1964_19_4_a23