"Fire Resistant Phenolic Foam", AEC Material and Equipment Specification, SP-9, Available Through the Clearing House for Federal Scientific and Technical Information, National Bureau of Standards, U. S. Department of Commerce, Springfield, Virginia.
2.
Gerstin, Harry , "How to Evaluate the Rigid Plastic Foams", Product Engineering (June 21, 1965), 59-68.
3.
Mallett, A.J. , and Wheatley, S.J., Fissile-Material Container and Packaging Development and Testing Program, Union Carbide Corporation, Nuclear Division, Oak Ridge Gaseous Diffusion Plant, April 1, 1966 (K-1661).
4.
Mallett, A.J. , and Wheatley, S.J. "Development of Foam Plastic as High Temperature Insulation and Shock Absorbent Lmmg for Uranium Hexafluoride Packages", Nuclear Engineering and Design, 5, ( 1967), 98-106.
5.
"Radioactive Materials", Department of Transportation Regulations, Title 49, Code of Federal Regulations, Parts 170 to 190, Federal Register, Volume 33, No. 14 (January 20, 1968), 1-16.