@article{DLT-J-2005-AnanichevPV06,
	author        = "Dimitry S. Ananichev and Ilja V. Petrov and Mikhail V. Volkov",
	doi           = "10.1142/S0129054106003966",
	journal       = "{International Journal of Foundations of Computer Science}",
	number        = 3,
	pages         = "507--518",
	publisher     = "{World Scientific}",
	title         = "{Collapsing Words: a Progress Report}",
	volume        = 17,
	year          = 2006,
}