%0 Journal Article %A Blessenohl, Dieter %T An unpublished theorem of Manfred Schocker and the Patras-Reutenauer algebra %J Journal of Algebraic Combinatorics %D 2008 %P 25-42 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/JAC_2008__28_1_a9/ %G en %F JAC_2008__28_1_a9