@inproceedings{ICALP-v2-2011-BaranyCS,
	author        = "Vince Bárány and Balder ten Cate and Luc Segoufin",
	booktitle     = "{Proceedings of the 38th International Colloquium on Automata, Languages and Programming, Part II}",
	doi           = "10.1007/978-3-642-22012-8_28",
	isbn          = "978-3-642-22011-1",
	pages         = "356--367",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Guarded Negation}",
	volume        = 6756,
	year          = 2011,
}