1. ACI, 2008, Building code requirements for structural concrete (ACI 318-08) and commentary [online].Available at: https://books.google.co.uk/books?hl=en&lr=&id=c6yQszMV2-EC&oi=fnd&pg=PT10&dq=concrete&ots=nWUrH_-zNL&sig=UshlYyVQSHxVDcaAdLIMw-9gylQ.
2. ACI, 2011, Building Code Requirements for Structural Concrete. American Concrete Institute.
3. ACI 318 committee, 2022, https://www.concrete.org/Portals/0/Files/PDF/318-19(Reapproved%202022)-File-for-318-19-owners.pdf
4. ACI CODE-318-19(22): Building Code Requirements for Structural Concrete and Commentary (Reapproved 2022).
5. Al-Haddad, D. B.; Jokhio, G. A.; and Tair, A. A., 2023, Overview of Concrete Deterioration Due to Sulphate Attack and Comparison of Its Requirements in International Codes. In: Al Marri, K., Mir, F., David, S., Aljuboori, A. (eds) BUiD Doctoral Research Conference 2022, Lecture Notes in Civil Engineering, V. 320, Springer, Cham. https://doi.org/10.1007/978-3-031-27462-6_1910.1007/978-3-031-27462-6_19