Operation of Transformer Less On-Line UPS using Sinusodial Pluse with Modulation (SPWM) Technique and Its Simulation: A study on the operation and simulation of Transformer Less On-Line UPS using Sinusodial Pulse with Modulation technique. JASRAE. 2017;13(2):351-355. Accessed August 21, 2025. https://ignited.in/index.php/jasrae/article/view/6817