%0 Journal Article %A K.P. Chinda %A Jane M. Day %T The structure of hemigroups. (Short Communication). %J Aequationes mathematicae %D 1980 %P 116-117 %V 20 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1980__20_182389/ %F AM2_1980__20_182389