H. Izwan Hashim, I. Musirin, R. Hidayah Salimin, Z. Othman, H. Suyono, and N. M S Hannoon, “Improved Swarm Evolutionary-Programming Technique for Voltage Control in Power System”, IJET, vol. 8, no. 1.7, pp. 314–319, Jan. 2019, doi: 10.14419/ijet.v8i1.7.25993.