1. Invariants of finite Abelian groups;Endo;J. Math. Soc. Japan,1973
2. A problem on rational invariants;Giles;J. Number Theory,1969
3. On a problem of chevalley;Kuniyoshi;Nagoya Math. J.,1955
4. Cyclotomic fields with unique factorization;Masley;J. Reine Angew. Math.,1976
5. Foundations of Algebraic Geometry;Weil,1946