@inproceedings{STOC-1977-SacerdoteT,
	author        = "George S. Sacerdote and Richard L. Tenney",
	booktitle     = "{Proceedings of the Ninth Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800105.803396",
	pages         = "61--76",
	publisher     = "{ACM}",
	title         = "{The Decidability of the Reachability Problem for Vector Addition Systems}",
	year          = 1977,
}