https://www.politico.eu/wp-content/uploads/2020/05/LetterVDL12052020EN.pdf
https://big-europe.eu/publication/bringing-the-greater-european-family-together/download
http://blogs.lse.ac.uk/europpblog/2018/04/06/a-global-agenda-for-labour/
https://www.bloomberg.com/politics/articles/2017-04-26/brexit-risks-opening-pandora-s-box-of-trade-disputes-for-britain?cmpid=BBBXT042617_BIZ&utm_medium=email&utm_source=newsletter&utm_term=170426&utm_campaign=brexit