1. P.R. Roberge: Handbook of Corrosion Engineering, McGraw-Hill, New York, NY, 2000, ch. 11, Cathodic Protection, pp. 863–919.
2. L.K. Matson, E.F. Stephan, P.D. Miller, W.K. Boyd and R.P. Milford: Corros., 1966, vol. 22, pp. 194–7.
3. T.B. Massalski, editor: Binary Alloy Phase Diagrams, 2nd ed., ASM International, Materials Park, OH, 1990, vol. 3, p. 2926.
4. G.Z. Chen, D.J. Fray and T.W. Farthing: Nature, 2000, vol. 407, pp. 361–4.
5. G.Z. Chen, D.J. Fray and T.W. Farthing: Metall. Mater. Trans. B, 2001, vol. 32B, pp. 1041–52.