@inproceedings{STOC-2002-SchaeferSS,
	author        = "Marcus Schaefer and Eric Sedgwick and Daniel Stefankovic",
	booktitle     = "{Proceedings of the 34th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/509907.509910",
	isbn          = "1-58113-495-9",
	pages         = "1--6",
	publisher     = "{ACM}",
	title         = "{Recognizing string graphs in NP}",
	year          = 2002,
}