@inproceedings{LATA-2013-Otto,
	author        = "Friedrich Otto",
	booktitle     = "{Proceedings of the Seventh International Conference on Language and Automata Theory and Applications}",
	doi           = "10.1007/978-3-642-37064-9_40",
	isbn          = "978-3-642-37063-2",
	pages         = "456--467",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Asynchronous PC Systems of Pushdown Automata}",
	volume        = 7810,
	year          = 2013,
}