Ajay Sharma and  R.S. Jangid,  Behaviour of Base-Isolated Structures with High Initial Isolator Stiffness.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2009, vol. 26(2). 49 - 54
    [viewed 16 April 2024]. Available from: https://publications.waset.org/pdf/2088.