REFERENCES
- Brouers , F. 1986 . J. Phys. C , 19 : 7183 – 7188 .
- Newnham , R. E. 1986 . Ferroelectrics , 68 : 1 – 11 .
- Date , M. 1976 . Polym. J. , 8 : 60 – 64 .
- Newnham , R. E. , Skinner , D. , Klicker , K. A. , Bhalla , A. S. , Hardiman , B. and Gururaja , T. R. 1980 . Ferroelectrics , 27 : 49 – 54 .
- Shrout , T. R. , Bowen , L. J. and Schulze , W. A. 1980 . Mater. Res. Bull. , 15 : 1371 – 1377 .
- Evans , A. G. and Charles , E. A. 1976 . J. Am. Ceram. Soc. , 59 : 371 – 378 .
- 1990 . Testing methods for Fracture Toughness of high performance ceramics, Japanese Industrial standards, JIS R 1607, investigated by Japanese Industrial Standards Committee
- 2006 . Test Method for Dynamic Young's Modulus, Shear Modulus, and Poisson's Ratio for Advanced Ceramics by Impulse Excitation of Vibration ASTM C1259-01
- Calderon-Moreno , J. M. , Guiu , F. , Meredith , M. and Reece , M. J. 1997 . Material Science and Engineering A , 234–236 : 1062 – 1066 .
- Cao , H. and Evans , A. G. 1994 . J. Am. Ceram. Soc. , 77 : 1783 – 1786 .