WASET
    Manal A. Mohsen and  Ahmed Tawfik,  H2 Production and Treatment of Cake Wastewater Industry via Up-Flow Anaerobic Staged Reactor .   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2016, vol. 110(2). 168 - 172
    [viewed 17 April 2024]. Available from: https://publications.waset.org/pdf/10003662.