%0 Journal Article %A D. LaTorre %T The least semilattice of groups congruence on a regular semigroup. %J Semigroup forum %D 1983 %P 319-330 %V 27 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1983__27_134629/ %F SF_1983__27_134629