WASET
    A. Elnady,  Direct Power Control Applied on 5-Level Diode Clamped Inverter Powered by a Renewable Energy Source.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2018, vol. 135(3). 155 - 160
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10008612.