@article{CIAA-J-2008-HolzerK09,
	author        = "Markus Holzer and Martin Kutrib",
	doi           = "10.1142/S0129054109006747",
	journal       = "{International Journal of Foundations of Computer Science}",
	number        = 4,
	pages         = "563--580",
	publisher     = "{World Scientific}",
	title         = "{Nondeterministic Finite Automata — Recent Results on the Descriptional and Computational Complexity}",
	volume        = 20,
	year          = 2009,
}