Autori:
1. Saša Milojević, Faculty of Engineering, University of Kragujevac, Sestre Janjić 6, 34000 Kragujevac, Srbija 2IMW Ins, Serbia
2. Radivoje Pešić, Fakultet inženjerskih nauka Univerziteta u Kragujevcu, Serbia
3. Dragan Taranović, Faculty of Engineering, University of Kragujevac, Sestre Janjić 6, 34000 Kragujevac, Srbija 2IMW Ins, Serbia

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