%0 Journal Article %A Okoh, F. %A Zorzitto, F. %T Extensions that are Submodules of their Quotients %J Canadian mathematical bulletin %D 1990 %P 93-99 %V 33 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1990-016-0/ %R 10.4153/CMB-1990-016-0 %F 10_4153_CMB_1990_016_0