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Author(s):
1. Danijela Petrović, Faculty of Forestry, University of Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
2. Zoran Govedar, Faculty of Forestry, University of Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
3. Vojislav Dukić, Faculty of Forestry, University of Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
4. Srđan Bilić, Univerzitet u Banjoj Luci - Šumarski fakultet Bulevar vojvode Stepe Stepanovića 75a, 78000 Banja Luka,
Republic of Srpska, Bosnia and Herzegovina
Abstract