@inproceedings{STOC-1995-NisanT,
	author        = "Noam Nisan and Amnon Ta-Shma",
	booktitle     = "{Proceedings of the 27th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/225058.225101",
	isbn          = "0-89791-718-9",
	pages         = "140--146",
	publisher     = "{ACM}",
	title         = "{Symmetric logspace is closed under complement}",
	year          = 1995,
}