1. J. McDonald and P. Stonehart,Extended Abstracts, Vol. 78-2, The Electrochemical Society, Princeton, N.J. (1978) Abstract No. 308.
2. G. A. Gruver,J. Electrochem. Soc. 125 (1978) 1719.
3. P. Stonehart,31st Meeting ISE, Venice, Italy, 22?26 September (1980), Invited Lecture No. L22.
4. K. Kinoshita and J. A. S. Bett,Carbon 11 (1973) 403.
5. Idem, ibid 12 (1974) 525.