1. Table of nuclear magnetic dipole and electric quadrupole moments
2. J.A. Wheeler, Nucleonics Notebook (unpublished, 1950).
3. Biography of Physics;Gamow,1961
4. R. Uwenma, J.A. Wheeler (unpublished).
5. Princeton University Graduate Course Physics 576 Take-Home Examination Problem 2, May 22, 1963 (unpublished).