1. “Metals Handbook”, Vol. 1, “Properties and selection: irons, steels and high-performance alloys” (ASM International, 10th Edn 1990).
2. “AFS Cast Metals Handbook”, 4th Edn (AFS, Des Plaines, IL 1975) p. 87.
3. M. O. Speidel, S. Wolfensberger andP. J. Uggowitzer,Ind. Found. J.
35 (1984) 15.