WASET
    Trevor N. Haas and  Alexander Koen,  Eccentric Loading of CFDST Columns.   journal   = {International Journal of Structural and Construction Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2014, vol. 96(12). 1262 - 1266
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/9999941.