1. British Standards Institution BS 5950: Part 1: Structural Use of Steelwork in Building. BSI, London, British Standards Institution 1990.
2. Beam-column design in steel frameworks-insights on current methods and trends;Liew;Journal of Constructional Steel Research,1991
3. Gibbons C. The strength of biaxially loaded beam columns in flexibly connected steel frames, Ph.D. Thesis, Department of Civil and Structural Engineering, University of Sheffield, England, December, 1990.
4. Kirby PA, Bitar SS, Gibbons C. Design of columns in non-sway semi-rigidly connected frames. Constructional Steel Design, World Developments, Elsevier Applied Science, 1992:54–63.
5. Lau SM. The response of non-sway steel framed structures with semi-rigid connections, Ph.D. Thesis, Department of Civil and Structural Engineering, University of Sheffield, England, Dec., 1993.