1. The design of steel beam columns;Adams;Canadian Steel Industries Construction Council Publication,1974
2. Strength of steel frames with gravity loads;Cheong-Siat-Moy;J. Structural Div., ASCE,1977
3. Structural plasticity computer system: STRUPL;Cohn;J. Structural Div., ASCE,1979
4. Computer aided ultimate load design of unbraced multistorey steel frames;Hafez,1973
5. Structural Members and Frames;Galambos,1968