1. Stationary subsets and regressive functions;Födor;Acta Sci. Math. (Szeged),1966
2. On strong measurable cardinals;Hrbacek;Bull. Acad. Polon. Sci. Sec. Sci. Math. Astron. Phys.,1966
3. From accessible to unaccessible cardinals;Keisler;Fund. Math.,1964
4. Some applications of iterated ultrapowers in set theory;Kunen;Ann. Math. Logic,1970
5. Boolean extensions and measurable cardinals;Kunen;Ann. Math. Logic,1971