1. Inelastic lateral buckling of determinate beams;Nethercot;J Struct Dvn, ASCE,1976
2. Theory of elastic stability;Timoshenko,1961
3. Flexural-torsional buckling of structures;Trahair,1993
4. Steel structures;SA,1998
5. Eurocode 3: Design of steel structures: Part 1.1 General rules and rules for buildings;BSI,2005