http://www.reuters.com/article/us-britain-eu-verhofstadt-idUSKBN19V0WP
http://cer.eu/in-the-press/speech-michel-barnier-future-eu-conference
http://www.belfasttelegraph.co.uk/news/general-election-2017/comment/brexit-is-neither-a-partitionmaker-nor-a-partitionbreaker-that-decision-will-rest-with-northern-ireland-voters-35684229.html
https://www.bloomberg.com/politics/articles/2017-04-26/brexit-risks-opening-pandora-s-box-of-trade-disputes-for-britain?cmpid=BBBXT042617_BIZ&utm_medium=email&utm_source=newsletter&utm_term=170426&utm_campaign=brexit