%0 Journal Article
%A Yu. L. Ershov
%T Lattice properties preserved under free products
%J Algebra i logika
%D 2000
%P 66-73
%V 39
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_2000_39_1_a4/
%G ru
%F AL_2000_39_1_a4