@inproceedings{SLP-1984-Kahn84,
	author        = "Kenneth M. Kahn",
	booktitle     = "{Proceedings of the First International Symposium on Logic Programming}",
	isbn          = "0-8186-0522-7",
	pages         = "242--251",
	publisher     = "{IEEE-CS}",
	title         = "{A Primitive for the Control of Logic Programs}",
	year          = 1984,
}