References
- Cohen , M. H. , Fritzsche , H. and Ovshinsky , S. E. 1969 . Phys. Rev. Lett. , 22 : 1065
- Davis , E. A. and Mott , N. F. 1970 . Phil. Mag. , 22 : 903
- Egerton , R. F. 1968 . Ph.D. Thesis London University .
- Fisher , J. H. 1973 . M. Phil. Thesis London University .
- Heiman , F. P. and Warfield , G. 1965 . I.E.E.E. Trans, electron Devices , 12 : 167
- Hofstein , S. R. 1967 . Solid St. Electron. , 10 : 657
- Ishii , H. and Yamada , K. 1967 . Solid St. Electron. , 10 : 1201
- Kingston , R. H. and Neustadter , S. F. 1955 . J. appl. Phys. , 26 : 718
- Lile , D. L. 1968 . Ph.D. Thesis London University .
- Ling , C. H. 1973 . Thin Solid Films , 15 : 103
- Many , A. , Goldstein , Y. and Grover , N. B. 1965 . Semiconductor Surfaces , Amsterdam : North-Holland .
- Sewell , H. 1973 . Ph.D. Thesis London University .
- Sewell , H. and Anderson , J. C. 1974 . Solid St. Electron. , (in the press)