1. MacGregor JG, Breen JE (1970) Design of slender concrete columns. J Proc 67(1):6–28
2. MacGregor JG, Barter SL (1966) Long eccentrically loaded concrete columns bent in double curvature. In: Symposium on reinforced concrete columns—ACI special publication 13(1):139–156
3. Jenkins RW (2015) Improving the design of slender, concrete columns. Doctoral dissertation, Purdue University, West Lafayette
4. ACI (American Concrete Institute) (2014) Building code requirements for structural concrete and commentary. ACI 318-14, Farmington Hills
5. Mirza S (1990) Flexural stiffness of rectangular reinforced concrete columns. ACI Struct J 87(4):425–435