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. Ljubiša Balanović, Tehnički fakultet u Boru, Serbia
4. Srećko Stopić, RWTH Aachen University, Germany
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. Dragana Kešelj, Republic of Srpska, Bosnia and Herzegovina
8. Slavko Smiljanić, Republic of Srpska, Bosnia and Herzegovina
9. Radislav Filipovic, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina

Applied paper from author