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4. K. Chyung, M. P. Taylor and R. L. Stewart, “Refractory Glass Ceramic Matrices and Their Composites Reinforced with SiC Fibers”, presented at the 87 Annual Meeting of the American Ceramic Society, May 1985, Cincinnati, OH.
5. R. L. Stewart, K. C. Chyung, M. P. Taylor and R. Cooper, in “Fracture Mechanics of Ceramics”, Vol. 7, edited by R. C. Bradt, D. P. H. Hasselman, A. G. Evans and F. T. Lange (Plenum Press, 1986).