Javed Jamshed Korai, Mukhtiar Ahmed Mahar, Abdul Sattar Larik, Fazal Ur Rehman Soomro, Imran Ali, and Muhammad Samiullah Awan, “Design Level Shifted Multicarrier Techniques for Cascaded H-Bridge Sub-Multilevel Inverter”, J. ICT des. eng. technol. sci., vol. 4, no. 2, pp. 23-28, Dec. 2020.