
https://www.brookings.edu/blog/order-from-chaos/2018/07/31/its-time-for-the-united-states-and-europe-to-face-the-politics-of-cultural-displacement/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=64909281

https://www.ipg-journal.de/regionen/europa/artikel/detail/wind-in-ihren-segeln-4625/

https://blogs.lse.ac.uk/europpblog/2021/10/05/how-the-size-of-a-citys-immigrant-population-influences-feelings-of-trust-and-safety-in-urban-europe/