Babak H. Mamamqani and  Alimohammad Entezarmahdi,  SMRF Seismic Response: Unequal Beam Depths .   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2014, vol. 90(6). 679 - 684
    [viewed 19 March 2024]. Available from: https://publications.waset.org/pdf/9998472.