%0 Journal Article %A Wilfried Schmid %A Kari Vilonen %T Characteristic cycles and wave front cycles of representations of reductive Lie groups %J Annals of mathematics %D 2000 %V 151 %N 3 %U http://geodesic.mathdoc.fr/articles/10.2307/121129/ %R 10.2307/121129 %F 10_2307_121129