1. W. Watt and B. V. Perov, “Handbook of Composites”, Vol. 1 North-Holland, Amsterdam, (1985) p. 117.
2. M. H. Stacey, Br. Ceram. Trans. J.
87 (1988) 168.
3. D. J. Pysher, K. C. Goretta, R. S. Hodder and R. E. Tressler, J. Am. Ceram. Soc.
72 (1989) 284.
4. F. Folgar, W. H. Kruger and J. G. Goree, NASA Conference Publication 2357, (1984) p. 43.
5. J. Z. Blaze Jr, US Pat. 3322865 (1967).