@inproceedings{WLC-2000-DomosiK,
	author        = "Pál Dömösi and Manfred Kudlek",
	booktitle     = "{Proceedings of the Third International Colloquium on Words, Languages & Combinatorics}",
	isbn          = "978-9810249489",
	pages         = "185--191",
	publisher     = "{World Scientific}",
	title         = "{An Improvement of Iteration Lemmata for Context-free Languages}",
	year          = 2000,
}