WASET
    Gábor Kovács,  A 3Y/3Y Pole-Changing Winding of High-Power Asynchronous Motors.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2018, vol. 133(1). 39 - 46
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/10008422.