
https://ukandeu.ac.uk/increased-immigration-from-non-eu-countries-not-just-a-british-phenomenon/

http://www2.warwick.ac.uk/fac/soc/pais/research/researchcentres/irs/crossingthemed/ctm_final_report_4may2017.pdf

https://blogs.lse.ac.uk/europpblog/2023/11/21/how-eu-integration-has-affected-economic-redistribution-in-central-and-eastern-europe/