U. B. Tayab, M. A. Roslan, and F. N. Bhatti. “Comparative Analysis of Different Switching Techniques for Cascaded H-Bridge Multilevel Inverter”. Journal of Advanced Research in Computing and Applications, vol. 3, no. 1, Oct. 2023, pp. 1-6, https://akademiabaru.com/submit/index.php/arca/article/view/5034.