1. Department of Geography, Faculty of Science, Masaryk University, Brno, Czechia
2. Laboratory for Information and Cognitive Sciences, Department of Information and Library Studies, Faculty of Arts, Masaryk University, Brno, Czechia
3. Department of Social Geography and Regional Development, Faculty of Science, Charles University, Prague, Czechia
4. School of Geography, Nanjing Normal University, Nanjing, China