@inproceedings{ICFP-1997-Crary,
	author        = "Karl Crary",
	booktitle     = "{Proceedings of the Second International Conference on Functional Programming}",
	doi           = "10.1145/258948.258961",
	editor        = "Simon L. Peyton Jones and Mads Tofte and A. Michael Berman",
	isbn          = "0-89791-918-1",
	pages         = "125--135",
	publisher     = "{ACM}",
	title         = "{Foundations for the Implementation of Higher-Order Subtyping}",
	year          = 1997,
}