https://www.tuc.org.uk/sites/default/files/Brexit%20Legal%20Opinion.pdf
https://www.socialeurope.eu/europe-world-leader-in-eroding-workers-rights
https://www.boeckler.de/pdf/p_wsi_report_39e_2018.pdf
https://www.socialeurope.eu/ryanair-on-the-side-of-europes-citizens