Jameel Kadhum Abed, Muhannad Jabbar Munati, and Bassam Mohammed Yaseen. 2018. “Single Phase Cascaded H-Bridge Multilevel Inverter Study and Comparison of Different Levels”. Journal of Madenat Alelem University College 10 (1), 56-70. https://journal.mauc.edu.iq/index.php/JMAUC/article/view/54.