WASET
    M. Z. Othman,  Treatment of Wool Scouring Waste Using Anaerobic Digestion with and without Chemicals Addition.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2010, vol. 38(2). 186 - 191
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/5637.