@article {83136,
	title = {Dual Proportional Integral Controller of Two-Area Load Frequency Control Based Gravitational Search Algorithm},
	journal = {TELKOMNIKA Indonesian Journal of Electrical Engineering},
	volume = {15},
	year = {2015},
	pages = {24-35},
	attachments = {https://scholar.cu.edu.eg/sites/default/files/magdy/files/dual_proportional_integral_controller.pdf},
	author = {M. Elsisi and M. Soliman and M. A. S. Aboelela and W. Mansour}
}
