@inproceedings{CSL-2004-ImmermanRRSY,
	author        = "Neil Immerman and Alexander Moshe Rabinovich and Thomas W. Reps and Shmuel Sagiv and Greta Yorsh",
	booktitle     = "{Proceedings of the 13th EACSL Annual Conference / 18th International Workshop on Computer Science Logic}",
	doi           = "10.1007/978-3-540-30124-0_15",
	isbn          = "3-540-23024-6",
	pages         = "160--174",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{The Boundary Between Decidability and Undecidability for Transitive-Closure Logics}",
	volume        = 3210,
	year          = 2004,
}