@inproceedings{STOC-2011-KawarabayashiK,
	author        = "Ken-ichi Kawarabayashi and Yusuke Kobayashi",
	booktitle     = "{Proceedings of the 43rd Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/1993636.1993648",
	isbn          = "978-1-4503-0691-1",
	pages         = "81--88",
	publisher     = "{ACM}",
	title         = "{Breaking o(n1/2)-approximation algorithms for the edge-disjoint paths problem with congestion two}",
	year          = 2011,
}