Author(s):
1. Amna Bajtarević, Mašinski fakultet u Zenici,
Federation of Bosnia and Herzegovina
, Bosnia and Herzegovina
2. Samir Lemeš, Politehnički Fakultet Zenica,
Federation of Bosnia and Herzegovina
, Bosnia and Herzegovina
3. Fuad Hadžikadunić, Mašinski fakultet u Zenici,
Federation of Bosnia and Herzegovina
, Bosnia and Herzegovina