@inproceedings{STOC-1983-HartmanisSI,
	author        = "Juris Hartmanis and Vivian Sewelson and Neil Immerman",
	booktitle     = "{Proceedings of the 15th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800061.808769",
	pages         = "382--391",
	publisher     = "{ACM}",
	title         = "{Sparse Sets in NP-P: EXPTIME versus NEXPTIME}",
	year          = 1983,
}