%0 Journal Article
%A S. S. Marchenkov
%T $A$-closed classes of many-valued logic that contain constants
%J Diskretnaya Matematika
%D 1998
%P 10-26
%V 10
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DM_1998_10_3_a1/
%G ru
%F DM_1998_10_3_a1