https://www.ips-journal.eu/interviews/theres-a-broad-consensus-in-denmark-around-migration-7635/
http://www.euronews.com/2017/09/28/posted-workers-facing-harsh-realities?utm_source=newsletter&utm_medium=en&utm_content=posted-workers-facing-harsh-realities&_ope=eyJndWlkIjoiZjU3Y2JhYmUwMGUxZDFiNTUxOTU1ZDljNzExNTI1MmEifQ==
https://ec.europa.eu/commission/publications/position-paper-essential-principles-citizens-rights_en
https://theconversation.com/how-european-academics-are-feeling-about-life-in-britain-a-year-after-brexit-vote-78687