%0 Journal Article %A T.G. Lavers %T The monoid of ordered partitions of a natural number. %J Semigroup forum %D 1996 %P 44-56 %V 53 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1996__53_2_135468/ %F SF_1996__53_2_135468