WASET
    M.E.Karbaschi and  R.Goudarzizadeh and  N.Hedayat,  Efficiency of Post-Tensioning Method for Seismic Retrofitting of Pre-Cast Cylindrical Concrete Reservoirs.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2011, vol. 49(1). 47 - 51
    [viewed 18 April 2024]. Available from: https://publications.waset.org/pdf/12653.