1. ACI (2014) Building code requirements for structural concrete and commentary. ACI 318–14, American Concrete Institute, Farmington Hills, MI, USA
2. AISC (2016) Specification for structural steel buildings. AISC 360–16, American Institute of Steel Construction, Chicago, IL, USA
3. AISC (2017) Steel construction manual, 15th edn. American Institute of Steel Construction, Chicago, IL, USA
4. ASTM (2015) Standard specification for cold-formed welded carbon steel hollow structural sections (HSS). ASTM A1085/A1085M-15, American Society for Testing and Materials International, West Conshohocken, PA, USA
5. ASTM (2021) Standard specification for cold-formed welded and seamless carbon steel structural tubing in rounds and shapes. ASTM A500/A500M-21a, American Society for Testing and Materials International, West Conshohocken, PA, USA