WASET
    Roozbeh Molavi and  Davood A. Khaburi,  Optimal Control Strategies for Speed Control of Permanent-Magnet Synchronous Motor Drives.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2008, vol. 20(8). 2629 - 2633
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/7458.