1. Brazilian Standard NBR 6118, Design for Reinforced Concrete Structures, Rio de Janeiro, 2014 221 (in Portuguese).
2. Concrete: Part 1: Specification, Performance, Production and Conformity;European Standard EN 206-1,2006
3. British Standard BS8500:1, Concrete: complementary British Standard to BS EN 206-1: Part 1: method of specifying and guidance for the specifier second ed. London, 2006 66.
4. Protection of Metals in Concrete Against Corrosion;American Concrete Institute ACI 222R–01,2001
5. Building Code Requirements for Structural Concrete;American Concrete Institute ACI 318,2011