https://capx.co/for-the-eu-elite-brexit-is-a-chance-to-further-their-own-ambitions/
https://cer.org.uk/sites/default/files/bulletin_114_js_st_article1.pdf
http://openeurope.org.uk/today/blog/will-brexit-ground-flights-europe/
https://ukandeu.ac.uk/brexits-implications-for-environmental-policy/