WASET
    Frantisek Bozek and  Alena Bumbova and  Eduard Bakos,  Vulnerability of Groundwater Resources Selected for Emergency Water Supply.   journal   = {International Journal of Geological and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2012, vol. 71(11). 722 - 727
    [viewed 16 April 2024]. Available from: https://publications.waset.org/pdf/11859.