%0 Journal Article
%A A. N. Degtev
%T Some results on upper semilattices and $m$-degrees
%J Algebra i logika
%D 1979
%P 664-679
%V 18
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_1979_18_6_a2/
%G ru
%F AL_1979_18_6_a2