http://www.bertelsmann-stiftung.de/fileadmin/files/Projekte/Migration_fair_gestalten/IB_PolicyBrief_Einwanderungsgesetz_082017_ENG.pdf
https://www.ifri.org/sites/default/files/atoms/files/tardis_immigration-democratie_janv2023.pdf
https://www.brookings.edu/blog/brookings-now/2017/08/24/do-immigrants-steal-jobs-from-american-workers/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=55726788