Yahya Naderi and  Tohid Rahimi and  Babak Yousefi and  Seyed Hossein Hosseini,  Assessment Power and Frequency Oscillation Damping Using POD Controller and Proposed FOD Controller.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2014, vol. 95(11). 1801 - 1807
    [viewed 19 February 2020]. Available from: https://publications.waset.org/pdf/10000132.