@inproceedings{STOC-2005-FeigeHL,
	author        = "Uriel Feige and Mohammad Taghi Hajiaghayi and James R. Lee",
	booktitle     = "{Proceedings of the 37th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/1060590.1060674",
	isbn          = "1-58113-960-8",
	pages         = "563--572",
	publisher     = "{ACM}",
	title         = "{Improved approximation algorithms for minimum-weight vertex separators}",
	year          = 2005,
}