%0 Journal Article
%A D. A. Bredikhin
%T $\mathbf U$-semigroups of relations
%J Fundamentalʹnaâ i prikladnaâ matematika
%D 2000
%P 51-61
%V 6
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/FPM_2000_6_1_a4/
%G ru
%F FPM_2000_6_1_a4