1. Department of Automotive Technologies, Faculty of Transportation Engineering and Vehicle Engineering, Budapest University of Technology and Economics, 6 Stoczek St., Building J, H-1111 Budapest, Hungary
2. Intelligent Processes Research Group, Research Laboratory on Engineering & Management Intelligence, HUN-REN Institute For Computer Science and Control (SZTAKI), 13-17 Kende u., H-1111 Budapest, Hungary
3. Department of Management and Business Law, Faculty of Economics and Business, John von Neumann University, 10. Izsáki u., H-6000 Kecskemét, Hungary