WASET
    A. Goodarzian and  A. Ghasemipanah and  R. Ziaie Moayed and  H. Niroumand,  Influence of Nanozeolite Particles on Improvement of Clayey Soil.   journal   = {International Journal of Geotechnical and Geological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2020, vol. 157(1). 40 - 48
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10011028.