Chelli, Z., Lakehal, A., Khoualdia, T., Djeghader, Y. “Study on Shunt Active Power Filter Control Strategies of Three-phase Grid-connected Photovoltaic Systems”, Periodica Polytechnica Electrical Engineering and Computer Science, 63(3), pp. 213–226, 2019. https://doi.org/10.3311/PPee.14025