@inproceedings{SLP-1987-Ait-KaciLN87,
	author        = "Hassan Aït-Kaci and Patrick Lincoln and Roger Nasr",
	booktitle     = "{Proceedings of the Fourth Symposium on Logic Programming}",
	isbn          = "0-8186-0799-8",
	pages         = "17--23",
	publisher     = "{IEEE-CS}",
	title         = "{Le Fun: Logic, Equations and Functions}",
	year          = 1987,
}