%0 Journal Article %A M.S. Putcha %A D. Easdown %T The local semilattice of chains of idempotents. %J Semigroup forum %D 1992 %P 157-163 %V 44 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1992__44_1_135141/ %F SF_1992__44_1_135141