@inproceedings{LICS-2008-CarvalhoDK,
	author        = "Catarina Carvalho and Víctor Dalmau and Andrei A. Krokhin",
	booktitle     = "{Proceedings of the 23rd Annual IEEE Symposium on Logic in Computer Science}",
	doi           = "10.1109/LICS.2008.19",
	isbn          = "978-0-7695-3183-0",
	pages         = "307--316",
	publisher     = "{IEEE Computer Society}",
	title         = "{Caterpillar Duality for Constraint Satisfaction Problems}",
	year          = 2008,
}