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2. ASTM C 876—Standard Test Method for Half Cell Potentials of Reinforcing Steel in Concrete, American National Standard.
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4. COST 509, Corrosion and protection of metals in contact with concrete, Final Report, Part 2 “Monitoring”, European Commission, Luxembourg, 1997, pp. 43–57 (ISSN 1018-5593).
5. Half-cell potential mapping to assess repair work on RC structures