1. Department of Geography, Universitat Autònoma de Barcelona, Cerdanyola del Vallès, Barcelona, Spain
2. Research Group on Territorial Analysis and Tourism Studies (GRATET), Department of Geography, Universitat Rovira i Virgili, Vila-seca, Spain
3. Institute of Environmental Science and Technology (ICTA-UAB), Universitat Autònoma de Barcelona, Cerdanyola del Vallès, Barcelona, Spain