1. International Atomic Energy Agency. IAEA Safeguards Glossary 2001 Edition (IAEA, 2002)
2. Alvarez, R. Managing the Uranium-233 Stockpile of the United States (Institute for Policy Studies, 2012); available at
http://go.nature.com/6exukv
.
3. Codding, J. W., Berreth, J. R., Schuman, R.P., Burgus, W. H. & Deal, R. A. Separation and Purification of a Gram of Protactinium-233 Atomic Energy Commission Report IDO 17007 (1964).
4. Katzin, L. I. & Stoughton, R. W. J. Inorg. Nucl. Chem. 3, 229–232 (1956).
5. McNeese, L. E., Ferris, L. M. & Nicholson, E. L. Molten-Salt Breeder Reactor Fuel Processing Oak Ridge National Laboratory Technical Report No. CONF-720522-3 (1972).