https://www.crisisgroup.org/europe-central-asia/eastern-europe/ukraine/responding-new-crisis-ukraines-borders
http://visual.ons.gov.uk/trading-places-uk-goods-trade-with-eu-partners/
https://docs.google.com/a/independent.gov.uk/viewer?a=v&pid=sites&srcid=aW5kZXBlbmRlbnQuZ292LnVrfGlzY3xneDo1Y2RhMGEyN2Y3NjM0OWFl