1. The Failure of Plain and Spirally Reinforced Concrete in Compression;Richart;Engineering Experiment Station, University of Illinois, Urbana, Bulletin No. 190,1929
2. Strength of concrete under combined stress;Hobbs;Cement and Concrete Res.,1971
3. Failure theories and design criteria for plain concrete;Newman,1969
4. Theoretical stress-strain model for confined concrete;Mander;ASCE J. Struc. Engi.,1988
5. Behavior of laterally confined high-strength concrete under axial loads;Yong;ASCE J. Struct. Engi.,1988