@inproceedings{STOC-2012-ChalermsookCEL,
	author        = "Parinya Chalermsook and Julia Chuzhoy and Alina Ene and Shi Li",
	booktitle     = "{Proceedings of the 44th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/2213977.2214040",
	isbn          = "978-1-4503-1245-5",
	pages         = "689--708",
	publisher     = "{ACM}",
	title         = "{Approximation algorithms and hardness of integral concurrent flow}",
	year          = 2012,
}