@inproceedings{IFL-2003-NorellJ,
	author        = "Ulf Norell and Patrik Jansson",
	booktitle     = "{Revised Papers of the 15th International Workshop on Implementation of Functional Languages}",
	doi           = "10.1007/978-3-540-27861-0_11",
	isbn          = "3-540-23727-5",
	pages         = "168--184",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Polytypic Programming in Haskell}",
	volume        = 3145,
	year          = 2003,
}