References
- Das , E. S. P. , Marcinkowski , M. J. , Armstrong , R. W. and de Wit , R. 1973 . Phil. Mag. , 27 : 369
- Harris , W. F. 1974 . Surface and Defect Properties of Solids , Specialist Periodical Reports Vol. 3 , 57 London : The Chemical Society .
- Nabarro , F. R. N. 1967 . Theory of Crystal Dislocations , Oxford : Clarendon Press .