@inproceedings{DLT-1999-JirickaK,
	author        = "Petr Jiricka and Jaroslav Král",
	booktitle     = "{Proceedings of the Fourth International Conference on Developments in Language Theory, Foundations, Applications, and Perspectives}",
	isbn          = "981-02-4380-4",
	pages         = "71--80",
	publisher     = "{World Scientific}",
	title         = "{Deterministic forgetting planar automata are more powerful than non-deterministic finite-state planar automata}",
	year          = 1999,
}