http://www.irishnews.com/news/republicofirelandnews/2017/07/03/news/british-withdrawal-from-fishing-arrangement-unwelcome-and-unhelpful-says-irish-government-1073320/
http://www.niesr.ac.uk/sites/default/files/publications/NIESR%20GE%20Briefing%20Paper%20No.%204%20-%20Agriculture%20in%20the%20UK_0.pdf
https://www.cips.org/en/news/news/businesses-preparing-to-sever-supply-chain-ties-between-the-uk-and-the-eu-to-avoid-brexit-tariffs/