%0 Journal Article
%A V. Ya. Shvarts
%A I. Sh. Yaroker
%T Extension elements of semigroups with one-sided unity elements
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1964
%V 19
%N 4
%U http://geodesic.mathdoc.fr/item/RM_1964_19_4_a13/
%G ru
%F RM_1964_19_4_a13