Author(s):
1. Svjetlana Janjić, Faculty of Technology Banja Luka, Republic of Srpska, Bosnia and Herzegovina
2. Biljana Lazić, Institut za javno zdravstvo Republike Srpske, Republic of Srpska, Bosnia and Herzegovina
3. Mirjana Kostić, Univerzitet u Beogradu, Tehnološko-metalurški fakultet, Serbia

Applied paper from author