Gagana R. Nayak, and S. Pradeepa. “Simulation of Landsman Converter With Npc-Multilevel Inverter for Water Pump Applications”. Journal of Power Electronics and Devices, vol. 4, no. 3, Oct. 2019, pp. 11-20, http://matjournals.co.in/index.php/JOPED/article/view/6466.