Author(s):
1. Zdravko Bozickovic, University of East Sarajevo, Faculty for Mechanical Engineering East Sarajevo,
Federation of Bosnia and Herzegovina
, Bosnia and Herzegovina
2. Dragoslav Dobraš, Faculty of Mechanical Engineering,
Republic of Srpska, Bosnia and Herzegovina
3. Valentina Golubovic Bugarski, Faculty of Mechanical Engineering,
Republic of Srpska, Bosnia and Herzegovina