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2. 2) Y. Kobayashi: Text of 37th Seminar of High-Temperature Ceramics, Osaka, Japan, 2005, 1 (2005) 1-7.
3. 3) T. Itsukaichi: FC Report, 23[1], (2005) 12-17.
4. 4) R. Harada: FC Report, 23[1], (2005) 18-22.
5. 5) Y. Itoh: FC Report, 23[1], (2005) 23-27.