1. Multilevel cascade voltage source inverter with seperate DC sources (No. US RE37126);Peng,2002
2. A new neutral-point-clamped PWM inverter;Nabae;IEEE Trans Ind Appl,1981
3. Multi-level conversion: high voltage choppers and voltage-source inverters;Meynard,1992
4. Karaca H. A novel topology for multilevel inverter with reduced number of switches . In: Proceedings of the world congress on engineering and computer science, vol. 1; 2013, October . p. 23 – 25.
5. Energy management schemes, challenges and impacts of emerging inverter technology for renewable energy integration towards grid decarbonization;Meraj;J Clean Prod,2023