Author(s):
1. Peđa Milosavljević, Faculty of Mechanical Engineering in Niš, Serbia
2. Milena Rajić, Faculty of Mechanical Engineering in Niš, Serbia
3. Dragan Pavlović, Faculty of Mechanical Engineering in Niš, Serbia
4. Srđan Mladenović, Faculty of Mechanical Engineering in Niš, Serbia
5. Marija Mitrović, Yura Corporation d.o.o., Serbia