https://publications.parliament.uk/pa/cm201719/cmselect/cmbeis/380/380.pdf
https://www.opendemocracy.net/uk/anthony-barnett/englishman-scotswoman-and-irishman-talk-about-brexit?utm_source=Daily+Newsletter&utm_campaign=d6dd65c541-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-d6dd65c541-407405485
http://www.russellgroup.ac.uk/media/5521/rg-international-students-june-2017.pdf
https://bdi.eu/#/artikel/news/europa-muss-ein-worst-case-szenario-verhindern/