1. National Bureau of Standards Handbook 1953 52 Maximum Permissible Amounts of Radioisotopes in the Human Body and Maximum Permissible Concentrations in Air and Water
2. Meinke, W. W., Chemical Procedures Used in Bombardment Work at Berkeley: 38-1 (1951).
3. U.S. Naval Radiol. Defense Lab. Rept. 1957 USNRDL-TR-187 Gamma Decay of Fission Products from the Slow Neutron Fission of U 235
4. COMMUNICATION
5. SHIPMAN, W.H., DETECTION OF MANGANESE-54 IN RADIOACTIVE FALLOUT, SCIENCE 126: 971 (1957).