%0 Journal Article %A Banerjee, Abhishek %T On Differential Torsion Theories and Rings with Several Objects %J Canadian mathematical bulletin %D 2019 %P 703-714 %V 62 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008439518000656/ %R 10.4153/S0008439518000656 %F 10_4153_S0008439518000656