%0 Journal Article
%A R. I. Grigorchuk
%T On the growth degrees of $p$-groups and torsion-free groups
%J Sbornik. Mathematics
%D 1986
%P 185-205
%V 54
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SM_1986_54_1_a9/
%G en
%F SM_1986_54_1_a9