WASET
    Ahmed A. Helal and  Nahla E. Zakzouk and  Yasser G. Desouky,  Fuzzy Logic Controlled Shunt Active Power Filter for Three-phase Four-wire Systems with Balanced and Unbalanced Loads.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2009, vol. 34(10). 1829 - 1834
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/5660.