A New Multicarrier Sinusoidal Pulse Width Modulation (SPWM) Strategy based on Rooted Tree Optimization (RTO) Algorithm for Reducing Total Harmonic Distortion (THD) of Switched-Capacitor Nine-level Inverter in Grid-connected PV systems. Indonesian Journal of Science and Technology, [S. l.], v. 7, n. 1, p. 19–36, 2022. DOI: 10.17509/ijost.v7i1.41716. Disponível em: https://ijost.upi.edu/index.php/ijost/article/view/324. Acesso em: 21 oct. 2026.