Djendaoui, Dahmane, Amar Benaissa, Boualaga Rabhi, and Laid Zellouma. 2021. “Self Tunning Filter for Three Levels Four Legs Shunt Active Power Filter With Fuzzy Logic Controller”. Acta Polytechnica 61 (3): 415-27. https://doi.org/10.14311/AP.2021.61.0415.