Payam Asadi and  Ali Bakhshi,  Performance Verification of Seismic Design Codes for RC Frames.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2011, vol. 59(11). 599 - 605
    [viewed 06 July 2020]. Available from: https://publications.waset.org/pdf/12701.