Chennai, Salim. “Power Quality Improvement Using Series APF Based on Multi-Level (NPC) Inverter Topologies With Intelligent Control Approaches ”. Algerian Journal of Engineering and Technology 8, no. 1 (June 28, 2023): 94-100. Accessed September 27, 2025. https://mail.jetjournal.org/index.php/ajet/article/view/268.