1. American Iron and Steel Institute. 1996 Edition of the Specification for the Design of Cold-Formed Steel Structural members. Washington, DC, USA; 1997.
2. Standards Australia/Standards New Zealand. Cold-formed steel structure code—AS/NZ 4600:1996. Sydney, NSW, Australia; 1996.
3. European Committee for Standardization. Eurocode 3: Design of steel structures: Part 1.3: General rules—Supplementary rules for cold-formed thin gauge members and sheetings, EN 1993-1-3 (draft); September 2002.
4. British Standards Institution. BS5950: Structural use of steelwork in buildings: Part 5: Code of practice for the design of cold-formed sections; 1998.
5. Behavior of cold-formed steel purlins under gravity loading;Willis;Eng Struct,1990