Puneet Chawla and  Balwinder Singh,  Voltage Stability Assessment and Enhancement Using STATCOM - A Case Study.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2013, vol. 84(12). 1759 - 1764
    [viewed 07 May 2021]. Available from: https://publications.waset.org/pdf/9997203.