WASET
    P. Santiprapan and  K-L. Areerak and  K-N. Areerak,  Mathematical Model and Control Strategy on DQ Frame for Shunt Active Power Filters.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2011, vol. 60(12). 1669 - 1677
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/1683.