%0 Journal Article %A Mathieu, Martin %A Rosbotham, Michael %T Exact structures for operator modules %J Canadian journal of mathematics %D 2023 %P 421-446 %V 75 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008414X22000037/ %R 10.4153/S0008414X22000037 %F 10_4153_S0008414X22000037