TY  - JOUR
AU  - Dark, Rex
AU  - Rhemtulla, Akbar H.
TI  - On R 0-Closed Classes, and Finitely Generated Groups
JO  - Canadian journal of mathematics
PY  - 1970
SP  - 176
EP  - 184
VL  - 22
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-021-x/
DO  - 10.4153/CJM-1970-021-x
ID  - 10_4153_CJM_1970_021_x
ER  -