@inproceedings{ICLP-2004-Barker,
	author        = "Steve Barker",
	booktitle     = "{Proceedings of the 20th International Conference on Logic Programming}",
	doi           = "10.1007/978-3-540-27775-0_32",
	isbn          = "3-540-22671-0",
	pages         = "448--449",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Labeled Logic Programs}",
	volume        = 3132,
	year          = 2004,
}