1. GB 50018–2002. Technical code of fold-formed thin-wall steel structures. Beijing, China; 2002.
2. Australian/New Zealand Standard, Cold-formed steel structures, Standards Australia/Standards New Zealand, Sydney, Australia, 2018. AS/NZS 4600:2018.
3. North American Specification for the Design of Cold-Formed Steel Structural Members;AISI,2016
4. CEN, EN 1993–1-3: Eurocode 3: Design of Steel Structures - Part 1–3: General Rules- Supplementary Rules for Cold-Formed Members and Sheeting, European Committee for Standardization, Brussels, Belgium, 2006.
5. Beam-column tests of cold-formed steel elliptical hollow sections;Chen;Eng Struct,2020