1. Milazzo, G., Caroli, S.: Tables of Standard Electrode Potentials, New York, Wiley 1978; Standard Potentials in Aqueous Solutions (eds.), Bard, A. J., Parsons, R., Jordan, J., New York, Dekker 1985.
2. Latimer, W. M.: The Oxidation States of the Elements and their Potentials in Aqueous Solution, New York, Prentice-Hall 1952; Clark, W. M.: Oxidation-Reduction Potentials of Organic Systems, Baltimore, Md., Williams & Wilkins 1960.
3. Bard, A. J., Faulkner, L. R.: Electrochemical Methods, Fundamentals and Applications, New York, Wiley 1980.
4. Parker, V. D.: Adv. Phys. Org. Chem. 19, 131 (1983).
5. Andrieux, C. P., Blocman, C., Dumas-Bouchiat, C.-M., Saveant, J.-M.: J. Am. Chem. Soc. 101, 3431 (1979); Andrieux, C. P., Blocman, C., Saveant, J.-M.: J. Electroanal. Chem. 105, 413 (1979).