Author(s):
1. Dragana Kostić, University of East Sarajevo, Faculty of Technology, Republic of Srpska, Bosnia and Herzegovina
2. Mitar Perušić, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
3. Srećko Stopić, RWTH Aachen University, Germany
4. Ljubiša Balanović, Tehnički fakultet u Boru, Serbia
5. Duško Kostić, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
6. Vladimir Damjanovic, Alumina doo, , Republic of Srpska, Bosnia and Herzegovina
7. Radislav Filipovic, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
8. Jelena Vuković, Tehnološki fakultet Zvornik, Univerzitet u Istočnom Sarajevu, Republic of Srpska, Bosnia and Herzegovina
9. Nebojša Vasiljević, Univerzitet u Istočnom Sarajevu, Tehnološki fakultet Zvornik, Republic of Srpska, Bosnia and Herzegovina

Applied paper from author