WASET
    A. K. Al-Othman and  H. A. Al-Mekhaizim,  Harmonics Elimination in Multilevel Inverter Using Linear Fuzzy Regression.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2010, vol. 38(2). 257 - 260
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/3192.