@inproceedings{LICS-2006-DawarGKS,
	author        = "Anuj Dawar and Martin Grohe and Stephan Kreutzer and Nicole Schweikardt",
	booktitle     = "{Proceedings of the 21th IEEE Symposium on Logic in Computer Science}",
	doi           = "10.1109/LICS.2006.13",
	isbn          = "0-7695-2631-4",
	pages         = "411--420",
	publisher     = "{IEEE Computer Society}",
	title         = "{Approximation Schemes for First-Order Definable Optimisation Problems}",
	year          = 2006,
}