%0 Journal Article %A Benzaghou, Benali %A Barsky, Daniel %T Extension of classical sequences to negative integers %J Discussiones Mathematicae. General Algebra and Applications %D 2006 %P 75-83 %V 26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMGAA_2006_26_1_a3/ %G en %F DMGAA_2006_26_1_a3