1. W. M. Steen and C. Courtney, Met. Technol. 6 (1979) 456.
2. R. Menin, E. Ramous and M. Magrini, in Proceedings of the 4th International Conference on Rapidly Quenched Metals, Sendai, August 1981, edited by T. Masumoto and K. Suzuki (Japan Institute of Metals, Sendai, 1982) p. 193.
3. Sindo Kou, D. K. Sun and Y. P. Le, Metall. Trans. 14A (1983) 643.
4. H. Carslaw and J. Jaeger, in ?Conduction of Heat in Solids? (Oxford University Press, London 1978) p. 50 and 112.
5. A. V. La Rocca, in Proceedings of the 5th International Symposium on Gas Flow and Chemical Lasers, Oxford, August 1984 edited by A. S. Kaye and A. C. Walker (Adam Hilger, Bristol, 1985) p. 83.