@inproceedings{STOC-2006-ReingoldTV,
	author        = "Omer Reingold and Luca Trevisan and Salil P. Vadhan",
	booktitle     = "{Proceedings of the 38th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/1132516.1132583",
	isbn          = "1-59593-134-1",
	pages         = "457--466",
	publisher     = "{ACM}",
	title         = "{Pseudorandom walks on regular digraphs and the RL vs. L problem}",
	year          = 2006,
}