1. T. S. Piwonka and M. C. Flemings:Trans. TMS-AIME, 1966, vol. 236, pp. 1157–65.
2. J. Campbell:Trans. TMS-AIME, 1968, vol. 242, pp. 268–71.
3. L. D. Lucas:Mem. Sci. Rev. Met., 1972, vol. 69, pp. 395–09.
4. E. Gebhardt, M. Becker, and A. Domer:Z. Metallic., 1953, vol. 44, pp. 573–75.
5. Liquid Metals Handbook. A.E.C., Washington, D.C., 1952, p. 40.