%0 Journal Article %A Mario Petrich %T Congruences on strong semilattices of regular simple semigroups. %J Semigroup forum %D 1988 %P 167-200 %V 37 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1988__37_1_134923/ %F SF_1988__37_1_134923