@article {aksen2007open,
	title = {Open vehicle routing problem with driver nodes and time deadlines},
	journal = {Journal of the Operational Research Society},
	volume = {58},
	number = {9},
	year = {2007},
	pages = {1223{\textendash}1234},
	publisher = {Nature Publishing Group},
	author = {Aksen, D and {\"O}zyurt, Z and Necati Aras}
}
