Po-Ngam, S. 2015. The Simplified Control of Three-Phase Four-Leg Shunt Active Power Filter for Harmonics Mitigation, Load Balancing and Reactive Power Compensation. ECTI Transactions on Electrical Engineering, Electronics, and Communications. 13, 1 (Feb. 2015), 35–41. DOI:https://doi.org/10.37936/ecti-eec.2015131.170984.