@inproceedings{STOC-2006-GoldbergP,
	author        = "Paul W. Goldberg and Christos H. Papadimitriou",
	booktitle     = "{Proceedings of the 38th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/1132516.1132526",
	isbn          = "1-59593-134-1",
	pages         = "61--70",
	publisher     = "{ACM}",
	title         = "{Reducibility among equilibrium problems}",
	year          = 2006,
}