@inproceedings{PPDP-2002-Shafarenko,
	author        = "Alexander V. Shafarenko",
	booktitle     = "{Proceedings of the Fourth International Conference on Principles and Practice of Declarative Programming}",
	doi           = "10.1145/571157.571160",
	pages         = "14--25",
	publisher     = "{ACM}",
	title         = "{Coercion as homomorphism: type inference in a system with subtyping and overloading}",
	year          = 2002,
}