@InProceedings{PZ:EEICT:2008,
	author = {P. Zemek},
	title = {An Infinite Hierarchy of Language Families Resulting from $n$-limited Programmed Grammars},
	pages = {164--166},
	booktitle = {Proceedings of the 14th Conference STUDENT EEICT 2008},
	volume = {1},
	year = {2008},
	address = {Brno, CZ},
	publisher = {Brno University of Technology},
}