1. [Ar] E. Artin,Algebraic Numbers and Algebraic Functions, Nelson, London, 1968.
2. [BGR] S. Bosch, U. Güntzer and R. Remmert,Non-Archimedean Analysis, Springer-Verlag, Berlin, 1984.
3. Ergebnisse der Mathematik III;M. Fried,1986
4. [FP] J. Fresnel and M. van der Put,Géométrie Analytique Rigide et Applications, Birkhäuser, Boston, 1981.
5. Lecture Notes in Mathematics;D. Harbater,1987