https://centreonconstitutionalchange.ac.uk/sites/default/files/2021-04/Union%20at%20the%20Crossroads.pdf
https://www.publico.pt/2020/07/15/politica/opiniao/valores-nao-negoceiam-sao-objeto-compra-venda-1924561
https://blogs.lse.ac.uk/europpblog/2023/03/08/nilde-iotti-and-european-democracy/