%0 Journal Article %A Zhengping, Zhou %T A Lattice Isomorphism Theorem for Nonsingular Retractable Modules %J Canadian mathematical bulletin %D 1994 %P 140-144 %V 37 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1994-020-5/ %R 10.4153/CMB-1994-020-5 %F 10_4153_CMB_1994_020_5