SRIWICHAI, J. Single Phase Multilevel Inverter. Journal of Advanced Development in Engineering and Science, Babgkok, Thailand, v. 2, n. 3, p. 20–26, 2023. Disponível em: https://ph03.tci-thaijo.org/index.php/pitjournal/article/view/764. Acesso em: 26 aug. 2026.