Sidhartha Panda and  N. P. Padhy ,  Coordinated Design of TCSC Controller and PSS Employing Particle Swarm Optimization Technique .   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2007, vol. 4(4). 706 - 714
    [viewed 16 May 2021]. Available from: https://publications.waset.org/pdf/15071.