Chandrasekaran, Ir. Dr K. “Harmonic Distortion Reduction Using Seven Level H-Bridge VSI Topology Based Dynamic Voltage Restorer”. American Scientific Research Journal for Engineering, Technology, and Sciences 78, no. 1 (March 27, 2021): 22–38. Accessed April 28, 2024. https://www.asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/6744.