@inproceedings{STOC-1972-WarkentinF,
	author        = "John C. Warkentin and Patrick C. Fischer",
	booktitle     = "{Proceedings of the Fourth Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800152.804899",
	pages         = "81--87",
	publisher     = "{ACM}",
	title         = "{Predecessor Machines and Regressing Functions}",
	year          = 1972,
}