%0 Journal Article %A Thierrin, G. %T On Duo Rings %J Canadian mathematical bulletin %D 1960 %P 167-172 %V 3 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1960-021-7/ %R 10.4153/CMB-1960-021-7 %F 10_4153_CMB_1960_021_7