Author(s):
1. Milan Sljivic, Faculty of Mechanical Engineering, Republic of Srpska, Bosnia and Herzegovina
2. Cristiano Fragassa, University of Bologna, Department of Industrial Engineering, Italy
3. Ana Pavlović, University of Bologna, Department of Industrial Engineering, Italy
4. Milija Kraišnik, University of East Sarajevo, Faculty for Mechanical Engineering East Sarajevo, Republic of Srpska, Bosnia and Herzegovina
5. Jovica Ilić, Faculty of Mechanical Engineering, Republic of Srpska, Bosnia and Herzegovina
6. Mićo Stanojević, Republicka agencija za mala i srednja preduzeca,Banja Luka, Republic of Srpska, Bosnia and Herzegovina