Authors
Zdenka Bulková
Faculty of Operation and Economics of Transport and Communications, University of Žilina, Univerzitná, Žilina, Slovakia
Milan Dedík
Faculty of Operation and Economics of Transport and Communications, University of Žilina, Univerzitná, Žilina, Slovakia
Michal Lovíšek
Faculty of Operation and Economics of Transport and Communications, University of Žilina, Univerzitná, Žilina, Slovakia
Katarína Janošková
Faculty of Operation and Economics of Transport and Communications, University of Žilina, Univerzitná, Žilina, Slovakia
Juraj Vaculík
Faculty of Operation and Economics of Transport and Communications, University of Žilina, Univerzitná, Žilina, Slovakia