1. K. Kiukkola and C. Wagner, J. Electrochem. Soc.
104 (1957) 379.
2. R.A. Gidding and R.S. Gordon, J. Electrochem, Soc.
121 (1974) 793.
3. I. Riess and D.S. Tannhauser, ‘Transport in Nonstoichiometric Compounds’, Elseviev Sci. Publ., Amsterdam, pp. 503–517 (1982).
4. R.A. Rapp and D.A. Shores, ‘Physicochemical Measurements in Metals Research ‘, Part 2, ed. by R.A. Rapp, Wiley-Interscience, New York, pp. 123–192 (1970).
5. T.L. Markin and R.J. Bones, Atomic Energy Research Establishment Report, AERE-4178 (1962).