%0 Journal Article
%A S. V. Limarenko
%T Extended density theorem for rings and modules graded by a~group
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 2002
%P 811-812
%V 57
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_2002_57_4_a11/
%G en
%F RM_2002_57_4_a11