@article {aras2011selective,
	title = {Selective multi-depot vehicle routing problem with pricing},
	journal = {Transportation Research Part C: Emerging Technologies},
	volume = {19},
	number = {5},
	year = {2011},
	pages = {866{\textendash}884},
	publisher = {Elsevier},
	author = {Necati Aras and Aksen, Deniz and Tu{\u g}rul Tekin, Mehmet}
}
