%0 Journal Article
%A Dark, Rex
%A Rhemtulla, Akbar H.
%T On R 0-Closed Classes, and Finitely Generated Groups
%J Canadian journal of mathematics
%D 1970
%P 176-184
%V 22
%N 1
%U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-021-x/
%R 10.4153/CJM-1970-021-x
%F 10_4153_CJM_1970_021_x