
http://www.migrationobservatory.ox.ac.uk/resources/reports/unsettled-status-which-eu-citizens-are-at-risk-of-failing-to-secure-their-rights-after-brexit/

http://www.europarl.europa.eu/news/en/press-room/20171115IPR88120/ep-ready-to-start-talks-with-eu-governments-on-overhaul-of-dublin-system

https://www.gainesvilletimes.com/opinion/letter-why-mexico-border-wall-probably-waste-time-money/