1. Department of Automation and Computer Telecontrol of Trains, Ukrainian State University of Railway Transport, Feuerbach Square 7, 61050 Kharkiv, Ukraine
2. Department of Transport and Handling Machines, Faculty of Mechanical Engineering, University of Žilina, Univerzitná 8215/1, 010 26 Žilina, Slovakia
3. Department of Wagon Engineering and Product Quality, Ukrainian State University of Railway Transport, Feuerbach Square 7, 61050 Kharkiv, Ukraine