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2. R. B. Sosman: 'The phases of silica': 1965, New Brunswick, NJ, Rutgers University Press.
3. J. Campbell: 'Castings': 1991, Oxford, Butterworth-Heinemann.
4. S. C. Carniglia: 'Handbook of industrial refractories technology': 1992, Park Ridge, NJ, Noyes Publications.