1. Adams, J. and Moy, A.: Unipotent representations and reductive dual pairs over finite fields. Trans. Am. Math. Soc. 340 (1993), 309–321
2. Agarwal, A.K. and Andrews, G.E.: On Asai’s polynomials related to the twisting operators of finite classical groups. J. Ramanujan Math. Soc. 1 (1986), 16–45 Zb1.676.05008
3. Alekseevskij, A.V.: Component groups of centralizers of unipotent elements in semisimple algebraic groups. Tr. Tbilis. Mat. Inst. Razmadze 62 (1979), 5–27 Zb1.455.20033
4. Alvis, D.: The duality operation in the character ring of a finite Chevalley group. Bull. Am. Math. Soc., New Ser. 1 (1979), 907–911 Zb1.485.20029
5. Alvis, D.: Duality in the character ring of a finite Chevalley group. Proc. Symp. Pure Math. 37 (1980), 353–357 Zb1.452.20005