Autori:
1. Zdravko Bozickovic, University of East Sarajevo, Faculty for Mechanical Engineering East Sarajevo,
Federation of Bosnia and Herzegovina
, Bosnia and Herzegovina
2. Dragoslav Dobraš, Mašinski fakultet Univerziteta u Banjoj Luci,
Republic of Srpska, Bosnia and Herzegovina
3. Valentina Golubovic Bugarski, Mašinski fakultet Univerziteta u Banjoj Luci,
Republic of Srpska, Bosnia and Herzegovina