Pavol Bezák

Institute of Applied Informatics, Automation and Mathematics, Faculty of Materials Science and Technology, Slovak University of Technology, Trnava, Slovakia

Yury Rafailovich Nikitin

Institute of Applied Informatics, Automation and Mathematics, Faculty of Materials Science and Technology, Slovak University of Technology, Trnava, Slovakia

Pavol Božek

Kalashnikov Izhevsk State Technical University, Mechatronic Systems Department, Izhevsk, Russia