%0 Journal Article
%A D. M. Smirnov
%T Universal definability of Mal'tsev classes
%J Algebra i logika
%D 1982
%P 721-738
%V 21
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_1982_21_6_a6/
%G ru
%F AL_1982_21_6_a6