%0 Journal Article %A Meinolf Geck %T On the average values of the irreducible characters of finite groups of Lie type on geometric unipotent classes %J Documenta mathematica %D 1996 %P 293-317 %V 1 %U http://geodesic.mathdoc.fr/articles/10.4171/dm/15/ %R 10.4171/dm/15 %F 10_4171_dm_15