Author(s):
1. Dušan Ješić, International technology Management Academy, Novi Sad, 2. Borislav Savković, Faculty of Technical Sciences, Department for Production Engineering, Serbia
3. Pavel Kovač, Faculty of Technical Sciences, Department for Production Engineering, Serbia
4. Branko Štrbac, Fakultet tehničkih nauka Univerziteta u Novom Sadu, Serbia
5. Dražen Sarjanović, Sara-Mont. Doo,, Serbia