%0 Journal Article %J Journal of the Operational Research Society %D 2009 %T A hub covering network design problem for cargo applications in Turkey %A Alumur, S. %A Kara, B.Y. %B Journal of the Operational Research Society %V 60 %P 1349-1359 %G eng %U https://link.springer.com/article/10.1057/jors.2008.92 %N 10