1. European Commission: Creating the Links for Scaling Smart Cities Solutions. H2020, Eindhoven, The Netherlands (2016)
2. Commission, E.: EU Research & Innovation for and with Cities. Belgium, Brussels (2017)
3. Commission, E.: The Making of a Smart City: Policy Recommendations. Belgium, Brussels (2017)
4. Commission, E.: The Making of a Smart City: Replication and Scale-Up of Innovation in Europe. Belgium, Brussels (2017)
5. Hanna, N.K.: Developing Smart Cities, chap. 8, pp. 167–174. Emerald Publishing Limited (2016)