Mr. Zala Jaydipsinh B and Prof. V. J. RUPAPARA (2014) “Multilevel SPWM Inverter with Variable Carrier Synchronization”, International Journal of Advance Engineering and Research Development (IJAERD), 1(3), pp. 112–119. Available at: https://ijaerd.org/index.php/IJAERD/article/view/5342 (Accessed: 7 July 2025).