@inproceedings{LATA-2007-KocholKSS,
	author        = "Martin Kochol and Nad'a Krivonáková and Silvia Smejová and Katarína Sranková",
	booktitle     = "{Proceedings of the First International Conference on Language and Automata Theory and Applications}",
	pages         = "297--306",
	publisher     = "{Research Group on Mathematical Linguistics, Universitat Rovira i Virgili, Tarragona}",
	title         = "{Reductions of matrices associated with nowhere-zero flows}",
	volume        = "Report 35/07",
	year          = 2007,
}