Author(s):
1. Milan Rackov, Fakultet tehničkih nauka Univerziteta u Novom Sadu, Serbia
2. Siniša Kuzmanović, Serbia
3. Maja Čavić, Faculty of Technical Sciences, Department for Production Engineering, Serbia
4. Marko Penčić, Faculty of Technical Sciences, Department for Production Engineering, Serbia
5. Ivan Knežević, Serbia