@inproceedings{conf/latin/IbarraKO08,
	title = {On Stateless Multihead Automata: Hierarchies and the Emptiness Problem.},
	author = {Oscar H. Ibarra and Juhani Karhumäki and Alexander Okhotin},
	booktitle = {LATIN},
	crossref = {conf/latin/2008},
	editor = {Eduardo Sany Laber and Claudson F. Bornstein and Loana Tito Nogueira and Luerbio Faria},
	pages = {94-105},
	publisher = {Springer},
	series = {Lecture Notes in Computer Science},
	url = {http://dblp.uni-trier.de/db/conf/latin/latin2008.html#IbarraKO08},
	volume = {4957},
	year = {2008},
	biburl = {http://www.bibsonomy.org/bibtex/2851be127cf4d7d5061229d0f28bf7ab4/dblp},
	description = {dblp},
	date = {2008-04-25}, ee = {http://dx.doi.org/10.1007/978-3-540-78773-0_9}, isbn = {978-3-540-78772-3},
	keywords = {dblp }
}