@article {yildiz2017airline,
	title = {Airline crew pairing with fatigue: Modeling and analysis},
	journal = {Transportation Research Part C: Emerging Technologies},
	volume = {74},
	year = {2017},
	pages = {99{\textendash}112},
	publisher = {Elsevier},
	author = {Yildiz, Burak C and Gzara, Fatma and Elhedhli, Samir}
}
