%0 Journal Article %A L. Carlitz %A R. Scoville %T Enumeration of Pairs of Sequences by Rises, Falls and Levels. %J Manuscripta mathematica %D 1976 %P 211-244 %V 19 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1976__19_154415/ %F MM2_1976__19_154415