REFERENCES
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- A. TORRANCE : PhD thesis, University of London, 1974.
- T. SHEPPARD: Proc. 2nd Int. Al. Extra. Technol. Sem., 1977, Atlanta, Georgia (Al. Assoc.).
- T. SHEPPARD and D. RAYBOULD: Inst. Met., 1973, 101, 33.
- L. C. DA SILVA and R. F. MEHL : Trans. AIME, 1951; 191, 155.
- A. F. CASTLE and T. SHEPPARD: Met. Technol., 1976, 3, 454.
- P. FELTHAM : Met. Treatment, 1956, 23, 440.