@inproceedings{FLOPS-2006-DijkstraS,
	author        = "Atze Dijkstra and S. Doaitse Swierstra",
	booktitle     = "{Proceedings of the Eighth International Symposium on Functional and Logic Programming}",
	doi           = "10.1007/11737414_4",
	isbn          = "3-540-33438-6",
	pages         = "30--46",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Ruler: Programming Type Rules}",
	volume        = 3945,
	year          = 2006,
}