@inproceedings{STOC-2012-GoemansORZ,
	author        = "Michel X. Goemans and Neil Olver and Thomas Rothvoß and Rico Zenklusen",
	booktitle     = "{Proceedings of the 44th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/2213977.2214081",
	isbn          = "978-1-4503-1245-5",
	pages         = "1161--1176",
	publisher     = "{ACM}",
	title         = "{Matroids and integrality gaps for hypergraphic steiner tree relaxations}",
	year          = 2012,
}