%0 Journal Article
%T Sessions of the Seminar ``Algebra i~Logika''
%J Algebra i logika
%D 2015
%P 129-130
%V 54
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_2015_54_1_a11/
%G ru
%F AL_2015_54_1_a11