1. P. Morize, Franco–Russian Seminar, Saclay, France, February 1976.
2. D. Charquet, M. Armand, R. Tricot, Report for DGRST Contact no. 74-7-1096.
3. D. Charquet, M. Armand, R. Tricot, presentation at ASTM Conference on Zirconium in the Nuclear Industry, Quebec City, Canada, 10–12 Aug. 1976.