@inproceedings{STOC-1991-BarnesR,
	author        = "Greg Barnes and Walter L. Ruzzo",
	booktitle     = "{Proceedings of the 23rd Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/103418.103430",
	isbn          = "0-89791-397-3",
	pages         = "43--53",
	publisher     = "{ACM}",
	title         = "{Deterministic Algorithms for Undirected s-t Connectivity Using Polynomial Time and Sublinear Space}",
	year          = 1991,
}