%0 Journal Article %A George Lusztig %T Unipotent Characters of the Sympletic and Odd Orthogonal Groups Over a Finite Field. %J Inventiones mathematicae %D 1981 %P 263-296 %V 64 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1981__64_142823/ %F IM_1981__64_142823