1. LASUR, Laboratory of Urban Sociology, Swiss Federal Institute of Technology in Lausanne, Switzerland
2. EPFL-ENAC-IA-LASUR, Lausanne, Switzerland
3. LISER – Luxembourg Institute of Socio-Economic Research, Esch-sur-Alzette, Luxembourg
4. Laboratory Image, Ville, Environnement UMR 7011 CNRS, Université de Strasbourg, Strasbourg, France