Authors
Zdenka Bulková
zdenka.bulkova@fpedas.uniza.sk
University of Žilina, Department of Railway Transport, Žilina, Slovakia
Milan Dedík
University of Žilina, Department of Railway Transport, Žilina, Slovakia
Jozef Gašparík
jozef.gasparik@fpedas.uniza.sk
University of Žilina, Department of Railway Transport, Žilina, Slovakia
Lumír Pečený
University of Žilina, Department of Railway Transport, Žilina, Slovakia