%0 Journal Article %A N. Kehayopulu %A M. Tsingelis %T On the decomposition of prime ideals of ordered semigroups into their N-classes. %J Semigroup forum %D 1993 %P 393-395 %V 47 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1993__47_2_135290/ %F SF_1993__47_2_135290