1. E. Artin, J. Tate,Class Field Theory, Harvard (1961).
2. Translations of Monographs;V. V. Ishkhanov,1997
3. H. Markšaitis, Galois, groups ofp-extensions with two ramification points.Lith. Math. J.,40(1), 39–47 (2000).
4. J. M. Masley, Class groups of abelian number fields, in:Proc. Queen’s Number Th. Conf., 1979, P. Ribenboim (Ed.), Queen’s University, Kingston, Ontario.
5. I. Shafarevich, A new proof of the Kronecker-Weber theorem,Tr. Matem. Inst. AN SSSR,38, 382–387 (1951).