%0 Journal Article %A S.L. Lipscomb %T Presentations of alternating semigroups. %J Semigroup forum %D 1992 %P 249-260 %V 45 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1992__45_3_135187/ %F SF_1992__45_3_135187