http://www.europarl.europa.eu/cmsdata/115748/IPOL_IDA(2017)583130_EN.pdf
https://capx.co/the-rosbif-in-chief-why-the-french-love-boris-johnson/?utm_source=Sailthru&utm_medium=email&utm_campaign=WaughZone%20June%203&utm_term=uk-politics
https://dbei.gov.ie/en/Publications/Publication-files/Ireland-and-the-Impacts-of-Brexit.pdf
http://www.cesifo-group.de/ifoHome/publications/working-papers/CESifoWP/CESifoWPdetails?wp_num=6448&CESifoWP.search=+