@inproceedings{SAC-2003-AptB,
	author        = "Krzysztof R. Apt and Sebastian Brand",
	booktitle     = "{Proceedings of the 18th Symposium on Applied Computing}",
	pages         = "14--21",
	publisher     = "{ACM}",
	title         = "{Schedulers for Rule-Based Constraint Programming}",
	year          = 2003,
}