1. Code of Practice for Design of Steel Bridges;BS 5400–3,2004
2. 2005 interim revisions, AASHTO LRFD bridge design specifications,2005
3. Specifications for Highway Bridges (with explanation),2002
4. Code for design on steel structure of railway bridge;TB 10002.2-2005,2005
5. On primary and secondary stresses in triangulated trusses;Korol;J Constr Steel Res,1986