Mahmoud Miri and  Abdolreza Zare and  Hossein Abbas zadeh,  Seismic Behaviour of Steel Frames Investigation with Knee Brace Based on Pushover Analysis.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2009, vol. 26(2). 122 - 128
    [viewed 19 April 2021]. Available from: https://publications.waset.org/pdf/12482.