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https://www.knowledge.unibocconi.eu/notizia.php?idArt=18597
http://ukandeu.ac.uk/brexit-a-french-perspective/
http://www.ips-journal.eu/regions/europe/article/show/europes-values-wont-defend-themselves-2599/
http://dip21.bundestag.de/dip21/btd/19/007/1900700.pdf
https://ec.europa.eu/commission/sites/beta-political/files/draft_withdrawal_agreement.pdf
http://www.euronews.com/2018/03/01/five-reasons-why-spain-is-a-time-bomb-for-europe-view?utm_source=newsletter&utm_medium=en&utm_content=five-reasons-why-spain-is-a-time-bomb-for-europe-view&_ope=eyJndWlkIjoiZjU3Y2JhYmUwMGUxZDFiNTUxOTU1ZDljNzExNTI1MmEifQ==
https://jaarverslag.raadvanstate.nl/in-de-staat/onverwachte-wendingen/
http://www.resolutionfoundation.org/app/uploads/2018/02/IC-international.pdf
https://www.gatesnotes.com/2018-Annual-Letter?WT.mc_id=02_13_2018_02_AnnualLetter2018_DO-COM_&WT.tsrc=DOCOM