%0 Journal Article %A Azam, Saeid %A Shahsanaei, Valiollah %T Extended affine Weyl groups of type $A_1$. %J Journal of Algebraic Combinatorics %D 2008 %P 481-493 %V 28 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/JAC_2008__28_4_a3/ %G en %F JAC_2008__28_4_a3