Here is the RSRS Regional Studies Regional Science Journal article that summarizes the main findings of the fieldwork research carried out from 2008-2010 in the doctoral period and from 2012-2015 in the postdoctoral time. The RSRS Journal is an Open Access by the Regional Studies Association, therefore you can download it and here is the reference you should use:
Calzada, I. (2015), Benchmarking Future City-Regions beyond Nation-States, RSRS Regional Studies Regional Science, 2:1, 350-361, DOI: 10.1080/21681376.2015.1046908. Cases of City-Regions analysed from 2012 to 2015 and included in the Project are following ones:
 Case Study Ongietorri |
 Case Study Welcome |
 Case Study Fáilte roimh |
 Case Study Välkommen/Velkommen |
 Case Study Velkomnir |
 Case Study Welcome |
 Case Study Welcome |
 Case Study Benvingut |