1. AS/NZS 4600, Australian Standard AS/NZS 4600:2005 Cold-formed steel structures, Standards Australia, Sydney, NSW, Australia, 2005.
2. AISI-S100-16, North American Specification for the Design of Cold-formed Steel Structural Members, American Iron and Steel Institute (AISI), Washington, D.C., 2016.
3. ASI, Design Guide Portal Frame Steel Sheds and Garages, Australian Steel Institute, 2014.
4. H.B. Blum, K.J.R. Rasmussen, Experimental Investigation of Long-Span Cold-Formed Steel Double Channel Portal Frames, Submitted to Journal of Constructional Steel Research.
5. Long-span cold-formed steel double channel portal frames (Ph.D. thesis);Blum,2017