@article {10437,
	title = {A hub covering network design problem for cargo applications in Turkey},
	journal = {Journal of the Operational Research Society},
	volume = {60},
	year = {2009},
	pages = {1349-1359},
	url = {https://link.springer.com/article/10.1057/jors.2008.92},
	author = {Alumur, S. and Kara, B.Y.}
}
