Author(s):
1. Dijana Jelić, Univerzitet u Banjoj Luci, Prirodno-matematički fakultet, Studijski program Hemija, Republic of Srpska, Bosnia and Herzegovina
2. Dijana Mihajlović, University of Banja Luka, Faculty of Architecture, Civil Engineering and Geodesy, Bosnia and Herzego, Republic of Srpska, Bosnia and Herzegovina
3. Dragana Blagojević, Prirodno-matematički fakultet Banja Luka, Republic of Srpska, Bosnia and Herzegovina

Applied paper from author