1. American Concrete Institute. Building code requirements for structural concrete (ACI 318-05) and commentary (318R-05). Farmington Hills, Mich; 2005.
2. Ultimate flexural capacity of cracked polygonal concrete sections under axial loads and biaxial bending;Brondum;ACI Concrete Int,1987
3. Design of biaxially loaded short composite columns of arbitrary section;Chen;ASCE J Struct Eng,2001
4. A fast incremental-iterative procedure for inelastic analysis of RC sections of arbitrary shape;Chiorean;Acta Tech Napocensis,2005
5. Prestressed concrete structures;Collins,1991