%0 Journal Article %A M. Gutan %T Semigroups with strong and nonstrong magnifying elements. %J Semigroup forum %D 1996 %P 384-386 %V 53 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1996__53_2_135500/ %F SF_1996__53_2_135500