
http://www.bertelsmann-stiftung.de/fileadmin/files/Projekte/Migration_fair_gestalten/IB_PolicyBrief_Einwanderungsgesetz_082017_ENG.pdf

https://www.unfpa.org/data/world-population-dashboard

https://www.ips-journal.eu/topics/foreign-and-security-policy/a-barbed-wire-curtain-around-europe-6602/?utm_campaign=en_1084_20230327&utm_medium=email&utm_source=newsletter