A. Tashakori and  M. Ektesabi,  Comparison of Different PWM Switching Modes of BLDC Motor as Drive Train of Electric Vehicles.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2012, vol. 67(7). 671 - 677
    [viewed 16 October 2019]. Available from: https://publications.waset.org/pdf/10432.