@article {3339,
	title = {Optimal Coordination of Directional Overcurrent Relays using a Modified Electromagnetic Field Optimization Algorithm},
	journal = {Applied Soft Computing Journal, Elsevier},
	volume = {54},
	year = {2017},
	pages = {267-283},
	author = {H.R.E.H. Bouchekara and M. Zellagui and M.A. Abido}
}
