1. Kienow, S., Refractory materials, Interceram., 1979, 28(3), 1–18 (Ceramic Monograph).
2. Bullard, R. L. and Cheng, P. C., Long term casting with zirconia nozzles. Iron & Steelmaking, 1992, June, 19–26.
3. Transformation toughening in ZrO2-containing ceramics;Heuer;J. Am. Ceram. Soc.,1987
4. Green, D. J., Hannink, R. H. J. and Swain, M. V. Transformation Toughening of Ceramics. CRC Press, Inc., 1989.
5. Thermomechanical and microstructural evaluation of high tmeperature sintered (Mg, Mg–Ti)-PSZ;Ramaswamy;Ceram. Int.,1996