1. E. S. Hodge: AEC Report No. TID-5061 (Jan. 31, 1952) pp. 461–470.
2. C. R. Simcoe and W. L. Mudge, Jr.: AEC Report No. WAPD-38 (Nov. 21, 1951) p. 70.
3. J. H. Keeler: AEC Report No. SO-2504 (Jan. 5, 1952) 21 pp.
4. J. H. Keeler: AEC Report No. SO-2505 (Apr. 5, 1952) 36 pp.
5. C. T. Anderson, E. T. Hayes, A. H. Roberson, and W. J. Kroll: A Preliminary Survey of Zirconium Alloys. Report of Investigation No. 4658 U. S. Bureau of Mines (1950) 46 pp.