1. Alloys of Plutonium with Zirconium;Williamson;A.E.R.E. Rept. M/R 2085,1956
2. International Conference on the Peaceful Uses of Atomic Energy;Coffinberry,1955
3. Second United Nations Conference on the Peaceful Uses of Atomic Energy;Waldron,1958
4. Second United Nations Conference on the Peaceful Uses of Atomic Energy;Bochvar,1958