@inproceedings{STOC-1972-GarlandL,
	author        = "Stephen J. Garland and David C. Luckham",
	booktitle     = "{Proceedings of the Fourth Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800152.804897",
	pages         = "65--72",
	publisher     = "{ACM}",
	title         = "{On the Equivalence of Schemes}",
	year          = 1972,
}