Author(s):
1. Zoran Petrović, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
2. Ana Đokić, Faculty of Technology - University of East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
3. Sabina Begić, Faculty of Technology, University of Tuzla, Federation of Bosnia and Herzegovina , Bosnia and Herzegovina
4. Dragana Kešelj, Republic of Srpska, Bosnia and Herzegovina
5. Branko Despotović, Rafinerija ulja Modriča, Republic of Srpska, Bosnia and Herzegovina
6. Dragana Stojanović, Rafinerija ulja Modriča, Republic of Srpska, Bosnia and Herzegovina