%0 Journal Article
%A V. A. Lyubetskii
%T Intuitionistic theory of algebraic systems and
%J Algebra i logika
%D 1991
%P 320-332
%V 30
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_1991_30_3_a3/
%G ru
%F AL_1991_30_3_a3