L. Rozumov√° and  J. Seidlerov√°,  Reduction of Content of Lead and Zinc from Wastewater by Using of Metallurgical Waste.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2017, vol. 131(11). 764 - 768
    [viewed 28 May 2022]. Available from: https://publications.waset.org/pdf/10008191.