1. W. D. Nix and K. P. Fuchs: EPRI report ER-415, 1977.
2. R. H. Cook and R. P. Skelton: CERL report, RD/L/M 413, Leatherhead, England, 1973.
3. P. Shahanian and M. R. Achter:Trans. TMS-AIME, 1959, vol. 215, p. 37.
4. P. Shahanian:Trans. ASME, 1965, Series D, vol. 87, p. 344.
5. D. A. Douglas:High Temperature Materials, R. F. Hehemann and G. M. Ault, eds., John Wiley, New York, 1959, p. 429.