1. Frumkin, A.N. and Iofa, Z., Zh. Fiz. Khim., 1939, vol. 13, p. 931.
2. Parsons, R., Trans. Faraday Soc., 1955, vol. 51, p. 1518.
3. Grahame, D.C., J. Am. Chem. Soc., 1958, vol. 80, p. 4201.
4. Grahame, D.C. and Parsons, R., J. Am. Chem. Soc., 1961, vol. 82, p. C. 1291.
5. Hurwitz, H.D., J. Electroanal. Chem., 1965, vol. 10, p. 34.