@inproceedings{POPL-1987-JaffarL,
	author        = "Joxan Jaffar and Jean-Louis Lassez",
	booktitle     = "{Conference Record of the 14th Annual Symposium on Principles of Programming Languages}",
	doi           = "10.1145/41625.41635",
	isbn          = "0-89791-215-2",
	pages         = "111--119",
	publisher     = "{ACM Press}",
	title         = "{Constraint Logic Programming}",
	year          = 1987,
}