Authors
Nataša Martić Bursać
University of Niš, Faculty of Science and Mathematics, Department of Geography, Republic of Serbia
Ljiljana Stričević
ljiljanastricevic@pmf.ni.ac.rs
University of Niš, Faculty of Science and Mathematics, Department of Geography, Republic of Serbia
Milena Gocić
University of Niš, Faculty of Science and Mathematics, Department of Geography, Republic of Serbia