1. C. DiRuggiero, Advanced ceramics excel in high-speed metal forming tools, Met. Form. Mag. (2000) 48–56.
2. M. Ruhle, N. Claussen, A.H. Heuer, Microstructural studies of Y2O3 containing tetragonal zirconia polycrystals (Y-TZP), in: Science and Technology of Zirconia II, vol. 12, American Ceramic Society, Columbus, OH, 1984, pp. 352–370.
3. R. Stevens, Zirconia and Zirconia Ceramics, second ed., Magnesium Elektron Ltd., UK, 1986, pp. 17–26.
4. Applications of ceramic cutting tools;Mehrotra;Key Eng. Mater.,1998
5. Medeville, F. Thevenot, D. Trehenx, Wear resistance of stabilised zirconias, J. Eur. Ceram. Soc. 15 (1995) 1193–1199.