1. https://eurocodes.jrc.ec.europa.eu/ Eurocodes: Building the future. An official website of the European Union.
2. SP 52.101.2003 (2004), “Concrete and reinforced concrete structures made without reinforcement prestressing - Set of rules for design and construction”. Moscow.
3. SP 63.13330.2012 (2012), “Concrete and reinforced concrete structures - Principal rules”. Ministry of Regional Development of the Russian Federation (English version).
4. ACI 318-19 (2019), “Building code requirements for structural concrete”. American Concrete Institute.
5. BS 8110-1 (1997), “Structural use of concrete – Part 1: Code of practice for design and construction”. British Standard.