[F] K. Feng:
An elementary criterion on parity of class number of cyclic number field. Sci. Sin., Ser. A 25 (1982), no. 10, 1032-1041.
MR 0690929 |
Zbl 0523.12006
[G] D. A. Garbanati:
Unit signatures, and even class numbers, and relative class numbers. J. Reine Angew. Math. 274/275 (1975), 376-384.
MR 0376612
[H] H. Hasse: Über die Klassenzahl abelscher Zahlkorper. Akademie-Verlag, Berlin, 1952; Nachdruck: Springer-Verlag, Berlin-New York-Tokyo, 1985.
[M2] T. Metsankyla:
Some divisibility results for the cyclotomic class number. Tatra Mt. Math. Publ. 11 (1997), 59-68.
MR 1475505
[S] M. A. Shokrollahi: Relative class number of abelian CM-fields of prime conductor below 10000. manuscript.
[Wa] L. C. Washington:
Introduction to Cyclotomic Fields. 2nd ed., Springer- Verlag, New York-Berlin- Heidelberg, 1996.
MR 1421575