WASET
    Siti Khadijah Che Osmi and  Syed Mohd Ahmad,  Seismic Fragility Curves for Shallow Circular Tunnels under Different Soil Conditions.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2016, vol. 118(10). 1351 - 1357
    [viewed 04 May 2024]. Available from: https://publications.waset.org/pdf/10005677.