WASET
    T. B. Karu Jayasundara,  Regional Low Gravity Anomalies Influencing High Concentrations of Heavy Minerals on Placer Deposits.   journal   = {International Journal of Geological and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2018, vol. 136(4). 294 - 299
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10008701.