1. VSB-Technical University of Ostrava,Department of Cybernetics and Biomedical Engineering,Ostrava,Czech Republic
2. Slovak University of Technology in Bratislava,Institute of Automation, Measurement and Applied Informatics,Bratislava,Slovak Republic
3. Warsaw University of Technology,Institute of Automatic Control and Robotics,Warsaw,Poland
4. VSB-Technical University of Ostrava,Department of Applied Mathematics,Ostrava,Czech Republic
5. University of Sannio,Department of engineering,Sannio,Italy
6. Opole University of Technology,Department of Electrical Power and Renewable Energy,Opole,Poland