@article {6456,
	title = {Multilevel inverter with optimal THD through the firefly algorithm},
	journal = {Archives of Electrical Engineering},
	volume = {66},
	number = {1},
	year = {2017},
	isbn = {1427-4221},
	author = {El Mehdi Belkacem, RIADH and Redha Benzid and Noureddine Bouguechal}
}
