https://www.instituteforgovernment.org.uk/explainers/eu-withdrawal-bill-amendments-and-debates
https://www.politico.eu/article/eu-uk-relations-rishi-sunak-brexit/
http://www.independent.co.uk/news/uk/politics/brexit-workers-rights-european-court-of-justice-ruling-conley-king-ecj-gig-economy-eu-a8082801.html
https://www.publications.parliament.uk/pa/ld201617/ldselect/ldeucom/78/78.pdf