@inproceedings{ICFP-2002-MillsteinBC,
	author        = "Todd D. Millstein and Colin Bleckner and Craig Chambers",
	booktitle     = "{Proceedings of the Seventh International Conference on Functional Programming}",
	doi           = "10.1145/581478.581489",
	editor        = "Mitchell Wand and Simon L. Peyton Jones",
	isbn          = "1-58113-487-8",
	pages         = "110--122",
	publisher     = "{ACM}",
	title         = "{Modular typechecking for hierarchically extensible datatypes and functions}",
	year          = 2002,
}