WASET
    Ahmed I. Shehab and  Sabah M. Abdel Basir and  M. A. Abdel Khalek and  M. H. Soliman and  G. Elgemeie,  Dye Removal from Aqueous Solution by Regenerated Spent Bleaching Earth.   journal   = {International Journal of Chemical and Materials Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2019, vol. 153(9). 452 - 461
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/10010733.