@inproceedings{LATA-2011-OkhotinS,
	author        = "Alexander Okhotin and Kai Salomaa",
	booktitle     = "{Proceedings of the Fifth International Conference on Language and Automata Theory and Applications}",
	doi           = "10.1007/978-3-642-21254-3_33",
	isbn          = "978-3-642-21253-6",
	pages         = "414--426",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Descriptional Complexity of Unambiguous Nested Word Automata}",
	volume        = 6638,
	year          = 2011,
}