References
- Close , J. A. , Tavenor , A. W. and Stevens , R . Physica C ,
- Greenough , R. D. and O'Connor , K. P. Physica C ,
- Gee , M. G. , Stewart , M. and McCormick , N J. Electroceramics IV . Proceedings of 4th International Conference on Electronic Ceramics and Applications . pp. 369
- Zhang , Q. M. , Pan , W. Y. and Cross , L. E. 1988 . J. Appl. Phys. , 63 ( 8 ) : 2942