1. Lui, C.C., Ph.D. Dissertation, University of California, Los Angeles, (1980).
2. Pope, E.J.A. and Mackenzie, J.D., in Tailoring Multiphase and Composite Ceramics edited by R.E. Tressler, et al. (Plenum, New York: 1986) p. 187.
3. ibid, in Better Ceramics Through Chemistry II edited by C.J. Brinker, et al. (Materials Research Society, Pittsburgh: 1986) p. 809.
4. ibid, in Proc. 32nd International SAMPE Symposium (SAMPE, Anaheim; 1987) p. 760.
5. ibid, Materials Research Society Bulletin, 12[3]29 (1987).