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Author(s):
1. Predrag Dašić, SaTCIP Publisher Ltd., 36610 Vrnjačka Banja i Visoka tehnička mašinska škola strukovnih studija (VTM, Serbia
2. Dragoljub Mirjanić, Akademija nauka i umjetnosti Republike Srpske,
Republic of Srpska, Bosnia and Herzegovina
3. Esad Jakupović, Academy of Sciences and Arts of the Republic of Srpska, Bana Lazarevića 1, 78000 Banja Luka, Republi,
Republic of Srpska, Bosnia and Herzegovina
Abstract