Charan Patel N, Kumar Debnath M, Prasad Bagarty D, Das P. GWO tuned multi degree of freedom PID controller for load frequency control. IJET [Internet]. 2018 Jun. 8 [cited 2025 May 19];7(2.33):548-52. Available from: https://mail.sciencepubco.com/index.php/IJET/article/view/14831