%0 Journal Article %A Hughes, Ian %A Wei, Chou-Hsiang %T Group Rings with Only Trivial Units of Finite Order %J Canadian journal of mathematics %D 1972 %P 1137-1138 %V 24 %N 6 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1972-120-1/ %R 10.4153/CJM-1972-120-1 %F 10_4153_CJM_1972_120_1