1. M. G. Fontana and N. D. Greene, “Corrosion Engineering”, p. 129, McGraw-Hill, New York, NY (1978).
2. E. McCafferty, Corrosion, 54, 862 (1998).
3. C. P. Larrabee, Trans. Electrochem. Soc., 85, 297 (1944).
4. C. P. Larrabee and S. K. Coburn, “First International Congress on Metallic Corrosion”, p. 276, Butterworths, London, (1962).
5. E. B. Sandell, “Colorimetric Determination of Traces of Metals”, Interscience Publishers., New York (1959).