WASET
    H. Ferfera-Harrar and  N. Aiouaz and  N. Dairi,  Synthesis and Properties of Chitosan-Graft Polyacrylamide/Gelatin Superabsorbent Composites for Wastewater Purification.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 103(7). 849 - 856
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10002042.