Adekitan I. Aderibigbe and  Fakolujo A. Olaosebikan,  Algorithm for Determining the Parameters of a Two-Layer Soil Model.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2014, vol. 95(11). 1767 - 1772
    [viewed 07 May 2024]. Available from: https://publications.waset.org/pdf/9999793.