%0 Journal Article %A Andrea Ossicini %T The special function ش %J Kragujevac Journal of Mathematics %D 2005 %P 63 - 90 %V 27 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/KJM_2005_27_1_a6/ %F KJM_2005_27_1_a6