Md. Noman Habib Khan and  S. Khan and  T. S. Gunawan and  R. I. Boby,  A Double PWM Source Inverter Technique with Reduced Leakage Current for Application on Standalone Systems.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2015, vol. 98(2). 246 - 251
    [viewed 26 May 2020]. Available from: https://publications.waset.org/pdf/10002660.