K. Sontaya and  B. Pitiyont and  V. Punsuvon,  Decolorization and COD Removal of  Palm Oil Mill Wastewater by Electrocoagulation.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2013, vol. 81(9). 606 - 609
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/16660.