%0 Journal Article %A V.L. Mannepalli %A C.S.H. Nagore %T Generalized Commutative semigroups. %J Semigroup forum %D 1979 %P 65-74 %V 17 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1979__17_134307/ %F SF_1979__17_134307