1. Charles University, Faculty of Science , Department of Social Geography and Regional Development , Czechia
2. Technical University of Liberec, Faculty of Science, Humanities and Education , Department of Geography , Czechia
3. Technical University of Liberec, Faculty of Science, Humanities and Education , Department of Primary Education , Czechia
4. J. E. Purkyně University in Ústí nad Labem, Faculty of Science , Department of Geography , Czechia
5. Charles University, Faculty of Science , Department of Phyisical Geography and Geoecology , Czechia