1. On Γ-extensions of imaginary quadratic fields;Gold;Pacific J. Math.,1972
2. On some questions concerning the Iwasawa invariants;Greenberg,1971
3. A note on the group of units of an algebraic number field;Iwasawa;J. Math. Pures Appl.,1956
4. A note on class numbers of algebraic number fields;Iwasawa;Abh. Math. Sem. Univ. Hamburg,1956
5. On the theory of cyclotomic fields;Iwasawa;Ann. of Math.,1959