1. Lectures on Electrochemical Corrosion;Pourbaix,1973
2. Steel corrosion in concrete. How does it occur?;Hausmann;J Mater Prot,1967
3. Corrosion and corrosion inhibition of reinforcing steel;Gouda;Br Corros J,1970
4. Chloride threshold value and the corrosion rate in reinforced concrete;Pettersson,1994
5. K.C. Clear, Report No. FHWA-RD-76-70, Federal Highway Administration, Washington DC, 1976, p. 64.