1. Savaria Institute of Technology, Eötvös Loránd University, Szombathely, Hungary
2. Research Academy of Grand Health, Ningbo University, Ningbo, China
3. Laboratory of Tribology, Federal University of Rio Grande do Sul, Porto Alegre, Brazil
4. BEAMS Department, Université Libre de Bruxelles, Brussels, Belgium
5. Institute of Mechanics and Machinery, Szent István University, Gödöllő, Hungary