Author(s):
1. Aleksandar Došić, Republic of Srpska, Bosnia and Herzegovina
2. Branko Pejović, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
3. Slavko Smiljanić, Republic of Srpska, Bosnia and Herzegovina
4. Ljubica Vasiljević, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
5. Mladen Ignjatović, Republic of Srpska, Bosnia and Herzegovina

Final paper