R. Gary Black and  Abolhassan Astaneh-Asl,  Design of Seismically Resistant Tree-Branching  Steel Frames Using Theory and Design Guides for  Eccentrically Braced Frames .   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
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    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/9997545.