Author(s):
1. Nenad Kostic, Faculty of Engineering, University of Kragujevac, Sestre Janjić 6, 34000 Kragujevac, Srbija 2IMW Ins, Serbia
2. Mirko Blagojević, Fakultet inženjerskih nauka Univerziteta u Kragujevcu, Serbia
3. Marjanović Vesna, Fakultet inženjerskih nauka Univerziteta u Kragujevcu, Serbia
4. Marko Miletic, Faculty of Engineering, University of Kragujevac, Sestre Janjić 6, 34000 Kragujevac, Srbija 2IMW Ins, Serbia
5. Milorad Bojic, Fakultet inženjerskih nauka Univerziteta u Kragujevcu, Serbia

Applied paper from author