Meghna Sangtani. “Improved Butterfly Optimization Algorithm: PI Controller for 7-Level Inverter: Improved Butterfly Optimization Algorithm: PI Controller for 7-Level Inverter”. Journal of Computational Mechanics, Power System and Control 4, no. 3 (July 14, 2021). Accessed December 22, 2024. https://publisher.resbee.org/admin/index.php/jcmps/article/view/24.