1. Ferguson, D. E., Dean, O. C. and Haas, P. A., CEND-153 (Vol. I), p. 23-38; also ORNL-TM-53 (November 20, 1961).
2. Ferguson, D. E., Dean, O. C. and Douglas, D. A., “The Sol-Gel Process for the Remote Preparation and Fabrication of Recycle Fuels”, A/Conf. 28/P/237, U.N. 3rd Int. Conf. on the Peaceful Uses of Atomic Energy (1964).
3. Ferguson, D. E., Status and Progress Report for Thorium Fuel Cycle Development for Period Ending December 31, 1962, ORNL-3385 (Oct. 14, 1963).
4. Wymer, R. G. and Douglas, D. A., Status and Progress Report for Thorium Fuel Cycle Development for Period Ending December 31, 1963, ORNL-3611 (July 1965).
5. Preparation of Thoria and Mixed Oxide Microspheres;Haas;Ind. Engr. Chem. Product Research Development,1966