
http://blogs.lse.ac.uk/brexit/2018/05/15/switzerland-wanted-more-immigration-controls-but-economic-self-interest-will-probably-prevail/

https://www.ips-journal.eu/topics/democracy-and-society/between-human-rights-and-border-control-6860/

https://www.politico.eu/article/italy-far-right-leader-giorgia-meloni-migration/