1. C.C.Chang and H.J.Keisler, Model Theory, to appear.
2. Powers of regular cardinals;Easton;Annals Math. Logic,1970
3. H.Gaifman, Pushing up the measurable cardinal, notes for 1967 AMS-ASL Summer Institute IV R.
4. R.B.Jensen, Measurable cardinals and the GCH, notes for 1967 AMS-ASL Summer Institute IV H.
5. Inaccessibility properties of cardinals;Kunen,1968