1. ACI (American Concrete Institute). 1971. Building code requirements for reinforced concrete. ACI 318-71. Detroit: ACI.
2. ACI (American Concrete Institute). 1977. Building code requirements for reinforced concrete. ACI 318-77. Detroit: ACI.
3. ACI (American Concrete Institute). 2015. Guide for the design and construction of structural concrete reinforced with fiber-reinforced polymer (FRP) bars. ACI 440.1R. Detroit: ACI.
4. ACI (American Concrete Institute). 2019. Building code requirements for structural concrete and commentary. ACI 318-19. Detroit: ACI.
5. Červenka, V., L. Jendele, and J. Červenka. 2020. ATENA program documentation. 1: Theory. Prague, Czech Republic: Červenka Consulting.