Nabil A. Ahmed,  Three-Phase High Frequency AC Conversion Circuit with Dual Mode PWM/PDM Control Strategy for High Power IH Applications.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2008, vol. 21(9). 1827 - 1833
    [viewed 07 May 2024]. Available from: https://publications.waset.org/pdf/14563.