http://www.consilium.europa.eu/en/press/press-releases/2017/04/29-euco-brexit-guidelines/
https://www.ohchr.org/en/statements/2022/09/human-rights-concerns-related-forced-displacement-ukraine#:~:text=OHCHR%20has%20documented%20that%20men,ill%2Dtreatment%20and%20enforced%20disappearance.
https://www.socialeurope.eu/schrodingers-immigrant
http://www.bertelsmann-stiftung.de/fileadmin/files/Projekte/Migration_fair_gestalten/IB_PolicyBrief_Einwanderungsgesetz_082017_ENG.pdf