WASET
    Trinh Trong Chuong,  Voltage Stability Investigation of Grid Connected Wind Farm.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2008, vol. 18(6). 1163 - 1167
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/14898.