
http://www.migrationobservatory.ox.ac.uk/resources/commentaries/brexodus-migration-and-uncertainty-after-the-eu-referendum/

https://cdn.tspace.gov.au/uploads/sites/107/2018/04/Shaping-a-Nation-1.pdf

https://www.globalwitness.org/en/campaigns/stop-russian-oil/one-year-western-companies-traded-384-million-barrels-russian-oil/