References
- Harding , B. C. 1972 a . Phys. Stat. Sol. B , 50 : 135 1972 bIbid. (submitted for publication).
- Harding , B. C. and Bhalla , V. K. 1971 . Phil. Mag. , 24 : 485
- Harding , B. C. and Mortlock , A. J. 1966 . J. chem. Phys. , 45 : 2699
- Harding , B. C. and Price , D. M. 1972 . Phil. Mag. , 26 : 253
- Harding , B. C. , Price , D. M. and Mortlock , A. J. 1971 . Phil. Mag. , 23 : 399