@article{DLT-J-2011-DiekertM12,
	author        = "Volker Diekert and Alexei G. Myasnikov",
	doi           = "10.1142/S0129054112400424",
	journal       = "{International Journal of Foundations of Computer Science}",
	number        = 5,
	pages         = "1001--1020",
	publisher     = "{World Scientific}",
	title         = "{Group Extensions over Infinite Words}",
	volume        = 23,
	year          = 2012,
}