WASET
    Tomomi Uchiyama and  Tomoko Okayama and  Yukio Ide,  Power Generation from Sewage by a Micro-Hydraulic Turbine.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2015, vol. 103(7). 747 - 750
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/10005922.