Jude, DESHI. “Performance Evaluation of Single and Three Phase 21-Level Symmetric Cascaded H-Bride Multilevel Inverter Using Level Shifted POD PWM Technique”. International Journal of Electrical Engineering and Applied Sciences (IJEEAS) 8, no. 2 (October 31, 2025). Accessed November 19, 2025. https://ijeeas.utem.edu.my/ijeeas/article/view/6273.