1. H. Cartan,Séminaire E.N.S., 1953–1954.
2. J. Dieudonné,Foundations of modern analysis, Acad. Press, 1960.
3. B. Dwork, On the rationality of the zeta function of an algebraic variety,Amer. J. of Maths., 82, 1960, p. 631–648.
4. B. Dwork, On the zeta function of a hypersurface,Publ. Math. I.H.E.S., n0 12, 1962.
5. I. Fleischer, Sur les espaces normés non archimédiens,Proc. Acad. Amsterdam, 57, 1954, p. 165–168.