https://www.socialeurope.eu/the-ordoliberal-ghost
https://www.destatis.de/DE/PresseService/Presse/Pressemitteilungen/2017/08/PD17_261_12511pdf.pdf?__blob=publicationFile
https://www.rand.org/pubs/research_reports/RR1786.html
http://www.telegraph.co.uk/news/2017/05/23/66m-migrants-waiting-cross-europe-africa-report/
http://carnegieeurope.eu/strategiceurope/?fa=72665&utm_source=rssemail&utm_medium=email&mkt_tok=eyJpIjoiTWpoa05ERTFNbVk1WkdKayIsInQiOiJJTUNnbnRkdVQ0Y2xiOUdyamtuMk12M2h4TUZBc3RJMjl5YjB3Q1VHS21wWnNydW1VYmlIVGpNSUdyV0k1dDNJOGZlUGt0bnRZYVF5aENrNFJ5Z3U0QUlXa0xXQUNDVmxUOFdrdlIyQzFPeDJvbVlVMW82Q28rSVdhWXFKZFVGdSJ9
http://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:52016DC0950&from=en
https://publications.europa.eu/en/publication-detail/-/publication/506ecd7a-d51d-40cc-82f2-c8403ab57150
http://www.institutdelors.eu/media/20anslivreblanc-vignon-ne-ijd-fev14.pdf?pdf=ok
https://jssnews.com/2009/04/27/discoursdefrancoismitterrand17011995/