1. A. I. Leipunskii et al., At. Energ.,31, No. 4, 344 (1971).
2. J. Bramman et al., in: Proceedings of the BNES Conference on Irradiation Embrittlement and Creep in Fuel Cladding and Core Component, London, November 9?10, 1972, p. 27.
3. D. Doran, Nucl. Sci. Eng.,49, 130 (1972).
4. V. V. Orlov, A. A. Proshkin, and A. N. Tuzov, in: Reports at the SÉV Seminar on the Exchange of Experience in the Development of, and the Familiarization with, Fast Reactor Plants Based on the BOR-60 Reactor [in Russian], Izd. NIIAR, Dimitrovgrad (1972), p. 30.
5. J. Bates and J. Straalsund, Nucl. Technol.,14, 292 (1972).