%0 Journal Article %A Youssef, Samy A. %A Hulsurkar, S. G. %T On connectedness of graphs on Weyl groups of type $A\sb n$ ($n\geq 4$) %J Archivum mathematicum %D 1995 %P 163-170 %V 31 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1995__31_3_a0/ %G en %F ARM_1995__31_3_a0