
https://www.publico.pt/2020/07/15/politica/opiniao/valores-nao-negoceiam-sao-objeto-compra-venda-1924561

http://blogs.lse.ac.uk/europpblog/2018/04/06/a-global-agenda-for-labour/

https://elpais.com/opinion/2023-12-13/la-batalla-de-las-dos-europas.html