@inproceedings{STOC-1999-BeimelIKM,
	author        = "Amos Beimel and Yuval Ishai and Eyal Kushilevitz and Tal Malkin",
	booktitle     = "{Proceedings of the 31st Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/301250.301277",
	isbn          = "1-58113-067-8",
	pages         = "89--98",
	publisher     = "{ACM}",
	title         = "{One-Way Functions Are Essential for Single-Server Private Information Retrieval}",
	year          = 1999,
}