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

https://www.kcl.ac.uk/policy-institute/assets/uk-attitudes-to-immigration-1018742pub01-115.pdf

https://constitution-unit.com/2022/09/06/boris-johnson-and-the-myth-of-getting-brexit-done/?mc_cid=95e6373cc2&mc_eid=815b1928ec