Kolarovszki, PeterTengler, JiříVaculík, JurajMaslák, OndrejUnucka, Jakub2020-06-012020-06-0120151336-8281http://drepo.uniza.sk/handle/hdluniza/83skhttp://creativecommons.org/licenses/by/4.0/Working Paperhttps://doi.org/10.26552/pte.C.2015.1.2