http://cer.eu/sites/default/files/report_relaunching_eu_nov17.pdf
https://pub.norden.org/nord2020-001/#
https://ukandeu.ac.uk/explainers/eu-switzerland-negotiations-agreement/?mc_cid=1b270f9c56&mc_eid=815b1928ec
https://www.cer.eu/sites/default/files/pbrief_LS_turkish_elections_29.3.23.pdf