Critere de Kummer et theorie d’Iwasawa. (Kummer criterion and Iwasawa theory). (French) Zbl 0663.12007
Sémin. Théor. Nombres, Univ. Bordeaux I 1986-1987, Exp. No. 12, 17 p. (1987).
This paper is essentially a preliminary version of the one reviewed below (Zbl 0663.12008). The main theorem is here stated as a conjecture.
Reviewer: V.Ennola
