1. Design Guide for Rectangular Hollow Section (RHS) Joints under Predominantly Static Loading, CIDECT Design Guide No. 3;Packer,2009
2. Design Guide No. 24, Hollow Structural Section Connections;Packer,2010
3. ISO 14346:2013 (E), Static Design Procedure for Welded Hollow Section Joints – Recommendations;ISO (International Organization for Standardization),2013
4. Specification for Structural Steel Buildings;American Institute of Steel Construction (AISC), ANSI/AISC 360-16,2016
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