@inproceedings{AFL-2008-Leupold,
	author        = "Peter Leupold",
	booktitle     = "{Proceedings of the 12th International Conference on Automata and Formal Languages}",
	isbn          = "978-963-311-367-7",
	pages         = "281--291",
	title         = "{How to Pop a Deep PDA Matters}",
	year          = 2008,
}