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2. Research into cold formed steel perforated C-sections in shear. Program Rep. No. 1 Phase I CSSBI/IRAP Project;Schuster,1995
3. Behavior of web elements with openings subjected to linearly varying shear;Eiler,1997
4. North American specification for the design of cold-formed steel structural members, in AISI S100–16. AISI;AISI S100–-16,2016
5. AS 4600 Cold-formed Steel Structures. Standards Australia;AS/NZS 4600:2018,2018