WASET
    Adam Sobey and  James Blake and  Ajit Shenoi,  Design Histories for Enhanced Concurrent Structural Design.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2009, vol. 26(2). 22 - 33
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/1242.