@article{DLT-J-2012-Schmid13,
	author        = "Markus L. Schmid",
	doi           = "10.1142/S0129054113400340",
	journal       = "{International Journal of Foundations of Computer Science}",
	number        = 7,
	pages         = "1117--1134",
	publisher     = "{World Scientific}",
	title         = "{Inside the Class of regex Languages}",
	volume        = 24,
	year          = 2013,
}