1. Congestion and Coordination Problems in a Tourism Economy;Álvarez-Albelo;Research Article,2012
2. Tourism and sustainability: the positive externality;Biondo;International Journal of Sustainable Econom,2012
3. Evaluation matters, A practitioners’ guide to sound evaluation for urban mobility measures;Dziekan,2013
4. European Commission (EC 2014) Economic impact and travel patterns of accessible tourism in europe – final report 2014. Accessed September 07, 2020, from: http://ec.europa.eu/DocsRoom/documents/7221/attachments/1/translations/en/renditions/native
5. Ageing Europe, looking at the lives of older people in the EU,2019