WASET
    P. Satish Kumar and  K. Ramakrishna and  Ch. Lokeshwar Reddy and  G. Sridhar,  Minimization of Switching Losses in Cascaded Multilevel Inverters Using Efficient Sequential Switching Hybrid-Modulation Techniques.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2014, vol. 87(3). 583 - 588
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/9997971.