@inproceedings{CAV-1990-JanickiK,
	author        = "Ryszard Janicki and Maciej Koutny",
	booktitle     = "{Proceedings of the Second International Workshop on Computer Aided Verification}",
	doi           = "10.1007/BFb0023730",
	isbn          = "3-540-54477-1",
	pages         = "166--175",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Using Optimal Simulations to Reduce Reachability Graphs}",
	volume        = 531,
	year          = 1990,
}