@inproceedings{PPDP-2008-Lu,
	author        = "Lunjin Lu",
	booktitle     = "{Proceedings of the 10th International Conference on Principles and Practice of Declarative Programming}",
	doi           = "10.1145/1389449.1389467",
	isbn          = "978-1-60558-117-0",
	pages         = "143--151",
	publisher     = "{ACM}",
	title         = "{Inferring precise polymorphic type dependencies in logic programs}",
	year          = 2008,
}