BALÁŽ, Peter - HARVÁNEK, Lukáš - KRÁLOVIČOVÁ, Michaela. World oil market - new challenges and increasing risks in the context of resulting consequences for the competitiveness of the EU. - Registrovaný: Web of Science. In International conference on european integration 2016. International conference. International conference on european integration 2016 : proceedings of the 3rd international conference on european integration 2016 : may 19 – 20, 2016, Ostrava, Czech Republic. - Ostrava : VŠB - Technical University of Ostrava, 2016. ISBN 978-80-248-3911-0, pp. 57-64 CD-ROM. VEGA 1/0550/14.