Author(s):
1. Branka Ružičić, University of Banja Luka, Faculty of Technology,
Republic of Srpska, Bosnia and Herzegovina
2. Dragana Grujić, Faculty of Technology Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
3. Blanka Škipina, Faculty of Technology Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
4. Ljiljana Topalić-Trivunović, Faculty of Technology Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
5. Aleksandar Savić, Faculty of Technology Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
6. Teodora Bojović, University of Banja Luka, Faculty of mechanical engineering,
Republic of Srpska, Bosnia and Herzegovina
7. Mitja Kolar, Fakulteta za kemijo in kemijsko tehnologijo, Slovenia