C. Dantas, W. van Staalduinen, A.L. Jegundo, J. Ganzarain, Joint Statement on Smart Healthy Age-Friendly Environments, Caritas Coimbra and AFEdemy, Coimbra, Gouda 2018, pp. 18. https://ec.europa.eu/newsroom/dae/document.cfm?doc_id=55180