[1. Dicová, J., Ondruš, J. (2010). Development of Public Passenger Transport in the Slovak Republic between Individual Road Transport. (In Slovak). Railway Transport and Logistics, VI(1), 33-38. ISSN 1336-7943. Žilina: FPEDAS, University of Zilina.]Search in Google Scholar
[2. Kalašová, A., Paľo, J. (2003). Traffic Engineering - Organization and Transport. (In Slovak). Zilina: University of Zilina, 165 pp. ISBN 80-8070-076-1.]Search in Google Scholar
[3. Kalašová, A., Surovec, P. (2003). Sedated Transport. (In Slovak). Zilina: University of Zilina, EDIS, 202 pp. ISBN 80-8070-076-1.]Search in Google Scholar
[4. Ondruš, J., Paľo J. (2007). The Modelling of Transportation and Transport Processes of the Region of Zilina. In Advances in Transport Systems Telematics 2: Section V: Systems in Road Transport (pp. 29-37). Katowice: Silesian University of Technology. ISBN 978-83-917156-6-6.]Search in Google Scholar
[5. Pančíková, L. (2007). Application of Prognostic Methods in Transport. Journal of Information,Control and Management Systems, 5(2/2), 309-318. ISSN 1336-1716. Zilina: Faculty of Management Science and Informatics, University of Zilina.]Search in Google Scholar
[6. Poliak, M., Konečný, V. (2009). Market of Mass Public Transport and its Financing. (In Slovak). Zilina: University of Zilina, 176 pp. ISBN 978-80-8070-999-0.]Search in Google Scholar
[7. Poliaková, B. (2011). Conditions and Proposals of Tariff Integration for the Integrated Transport Systems in the Slovak Republic. Transport and Telecommunication. 12(2), 39-49. ISSN 1407-6160.]Search in Google Scholar
[8. The Statistical Office of the Slovak Republic - www.statistics.sk]Search in Google Scholar
[9. http://www.emergency-slovakia.sk/krajske-operacne-strediska-zachrannej-zdravotnejsluzby.html?page_id=144 - article about emergency in the Slovak Republic]Search in Google Scholar