Kateřina Jurdová,  Limit State of Trapezoidal Metal Sheets Exposed to Concentrated Load.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2013, vol. 82(10). 724 - 728
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/17015.