%0 Journal Article %A A. M. Lopez %A J.K. Luedeman %T The bicommutator of the injective hull of a nonsingular semigroup. %J Semigroup forum %D 1976 %P 71-77 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1976__12_134158/ %F SF_1976__12_134158