Daniel Y. Abebe and  Jaehyouk Choi,  Development and Structural Performance Evaluation on Slit Circular Shear Panel Damper.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2014, vol. 91(7). 808 - 813
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/9998894.