%0 Journal Article %A Mansour, Toufik %T Enumeration of words by the sum of differences between adjacent letters %J Discrete mathematics & theoretical computer science %D 2009 %V 11 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.46298/dmtcs.467/ %R 10.46298/dmtcs.467 %G en %F DMTCS_2009_11_1_a6