1. Elements of Mathematics;Bourbaki,1989
2. Cohomology of finite groups of Lie type I;Cline;Inst. Hautes Études Sci. Publ. Math.,1975
3. F. Gardeyn, t-Motives & Galois representations, Ph.D. Thesis, University of Ghent, 2001.
4. Basic Structures of Function Field Arithmetic;Goss,1996
5. The Čebotarev density theorem for function fields;Jarden;Math. Ann.,1982