D. De-León-Escobedo and  D. J. Delgado-Hernández and  S. Pérez,  Optimal Mitigation of Slopes by Probabilistic Methods.   journal   = {International Journal of Geotechnical and Geological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2018, vol. 135(3). 198 - 201
    [viewed 18 January 2022]. Available from: https://publications.waset.org/pdf/10008927.