1. J. Arthur and L. Clozel, Simple Algebras, Base Change, and the Advanced Theory of the Trace Formula, Annals of Mathematics Studies, Vol. 120, Princeton University Press, Princeton, NJ, 1989.
2. E. M. Baruch, A proof of Kirillov’s conjecture, Annales of Mathematics (2) 158 (2003), 207–252.
3. Lecture Notes in Mathematics;J. N. Bernstein,1984
4. I. M. Gel’fand and D. A. Kajdan, Representations of the group GL(n,K) where K is a local field, in Lie Groups and their Representations (Proc. Summer School, Bolyai János Math. Soc., Budapest, 1971), Halsted, New York, 1975, pp. 95–118.
5. H. Jacquet, Factorization of period integrals, Journal of Number Theory 87 (2001), 109–143.