
https://uk.finance.yahoo.com/news/brexit-risk-destroying-uks-entrepreneurial-start-ups-warwick-business-school-151240554.html

https://ec.europa.eu/commission/sites/beta-political/files/revised_withdrawal_agreement_including_protocol_on_ireland_and_nothern_ireland.pdf

https://www.theguardian.com/politics/2017/nov/10/brexit-date-is-not-irreversible-says-man-who-wrote-article-50-lord-kerr