Nicolò Vaiana and  Giorgio Serino,  Simulation of Dynamic Behavior of Seismic Isolators Using a Parallel Elasto-Plastic Model.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2017, vol. 122(2). 185 - 191
    [viewed 07 May 2021]. Available from: https://publications.waset.org/pdf/10006424.