@inproceedings{FoSSaCS-2011-CaucalH,
	author        = "Didier Caucal and Dinh Trong Hieu",
	booktitle     = "{Proceedings of the 14th International Conference on Foundations of Software Science and Computation Structures}",
	doi           = "10.1007/978-3-642-19805-2_15",
	isbn          = "978-3-642-19804-5",
	pages         = "214--228",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Regularity and Context-Freeness over Word Rewriting Systems}",
	volume        = 6604,
	year          = 2011,
}