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2. Fatt, I., Trans. Amer. Inst. Mining Met. Engrs., 207, 144, 160, 164 (1956).
3. Dodd, C. G., and Kiel, O. G., J. Phys. Chem., 63, 1646 (1959).
4. Rose, W. D., Carpenter, D. W., and Witherspoon, P. A., ref. 2, Discussion.
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