@inproceedings{JICSLP-1992-RouzaudN,
	author        = "Yann Rouzaud and Lan Nguyen-Phuong",
	booktitle     = "{Proceedings of the Joint International Ninth Conference and Symposium on Logic Programming}",
	isbn          = "0-262-51064-2",
	pages         = "85--97",
	publisher     = "{MIT Press}",
	title         = "{Integrating Modes and Subtypes into a Prolog Type-Checker}",
	year          = 1992,
}