
https://www.touteleurope.eu/actualite/les-inegalites-salariales-entre-les-femmes-et-les-hommes-en-europe.html

http://www.geog.qmul.ac.uk/media/geography/docs/research/working-beyond-the-border/Governing-Labour-Standards.pdf

https://www.socialeurope.eu/2017/07/time-eu-fair-movement-directive/