1. Geography and Spatial Planning Research Centre (CEGOT), University of Porto, 4150-564 Porto, Portugal
2. Communication and Society Research Centre (CECS), University of Minho, 4710-057 Braga, Portugal
3. ANTE—Grupo de Investigación de Análisis Territorial, Universidad de Santiago de Compostela, 15705 Santiago de Compostela, Spain
4. Geography and Spatial Planning Research Centre (CEGOT), ISCET, 4050-180 Porto, Portugal