@inproceedings{DLT-2005-Kunc,
	author        = "Michal Kunc",
	booktitle     = "{Proceedings of the Ninth International Conference on Developments in Language Theory}",
	doi           = "10.1007/11505877_29",
	isbn          = "3-540-26546-5",
	pages         = "327--337",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{On Language Inequalities XK subset of LX}",
	volume        = 3572,
	year          = 2005,
}