Author(s):
1. Vladimir Milisavljević, University of Belgrade, Faculty of Mining and Geology, Serbia
2. Milena Lekić, University of Belgrade, Faculty of Mining and Geology, Serbia
3. Aleksandar Cvjetić, University of Belgrade, Faculty of Mining and Geology, Serbia
4. Vojin Čokorilo, University of Belgrade, Faculty of Mining and Geology, Serbia
5. Ivica Ristović, University of Belgrade, Faculty of Mining and Geology, Serbia

Paper for reviews