References
- Huff, F. A. & Stout, G. E. 1964. Distribution of radioactive rainout in convective rainfall. J. of Appl. Meteor. 3, 6, 707–17.
- Huff, F. A. 1964. Study of rainout of radioactivity in Illinois. Second Progress Report, Contract No. AT( 11-1) - 1199 Illinois State Water Survey, Urbana, Ill. (January).
- Walton, Alan. 1961. Studies of nuclear debris in pre-cipitation. Sixth Progress Report, Contract No. AT(30-1)-2415. Isotopes, Inc., Westwood, N. J. (January).
- Walton, Alan, Leo Micah W. M. & Sanderson, Colin. 1963. Study of Rainout of Radioactivity in Illinois. Annual Report to Illinois State Water Survey, Contract AT(11-1)-1199. Isotopes, Inc., Westwood, New Jersey.