%0 Journal Article
%A M. A. Abel
%T Scientific Conference ``Methods of Algebra and Logic''
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1989
%V 44
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1989_44_3_a30/
%G ru
%F RM_1989_44_3_a30