1. Department of Geography, Hebrew University of Jerusalem, Mount Scopus, Jerusalem, Israel;
2. Transport Research Centre, Czech Ministry of Transport, Brno, Czech Republic;
3. Faculty of Social and Economic Studies, UJEP, Ústí nad Labem, Czech Republic;
4. Department of Management Engineering, Technical University of Denmark, Lyngby, Denmark;
5. School of Civil Engineering, The University of Queensland, Brisbane, Australia