https://www.socialeurope.eu/2017/06/eu-fateful-year-2017/
http://www.dw.com/en/turkey-eu-relations-which-countries-are-for-or-against-turkish-accession/a-40381533
https://www.ansa.it/sito/notizie/politica/2024/07/28/la-lettera-di-meloni-a-von-der-leyen_f9f81f69-9224-4ec8-9740-0370785f6cd5.html
https://institutdelors.eu/wp-content/uploads/2020/11/Paper-EU-reform.pdf