https://www.government.nl/documents/speeches/2018/09/24/speech-by-the-minister-of-foreign-affairs-stef-blok-to-kick-off-a-lunchtime-session-on-%E2%80%98action-against-human-trafficking-sanctions-accountability-and-the-rule-of-law%E2%80%99
https://www.opendemocracy.net/en/pandemic-border/keeping-italian-agri-food-system-alive-migrant-farmworkers-wanted/
https://blogs.lse.ac.uk/brexit/2019/06/26/did-we-ever-really-understand-how-the-eu-works/