1. The characters of the group of rational points of a reductive group with non-connected centre;Digne;J. Reine Angew. Math.,1992
2. On Gel’fand-Graev characters of reductive groups with non-connected centre;Digne;J. Reine Angew. Math.,1997
3. Intersection cohomology complexes on a reductive group;Lusztig;Invent. Math.,1984
4. Study of perverse sheaves arising from gradel Hecke algebras;Lusztig;Adv. in Math.,1995
5. On the generalized Springer correspondence for exceptional groups;Spaltenstein;Adv. Stud, in Pure Math.,1985