Xuan Sun and  Mingbo Tong,  Finite Element Analysis of Low-Velocity Impact Damage on Stiffened Composite Panels.   journal   = {International Journal of Aerospace and Mechanical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2014, vol. 91(7). 1259 - 1263
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/9998869.