%0 Journal Article %A Lewin, Jacques %T Some Finitely Generated Analogues of a Group of A. H. Clifford %J Canadian journal of mathematics %D 1966 %P 18-26 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-004-3/ %R 10.4153/CJM-1966-004-3 %F 10_4153_CJM_1966_004_3