
https://www.socialeurope.eu/2017/06/trade-unions-and-the-decline-of-social-democracy/

https://www.wilsoncenter.org/sites/default/files/media/uploads/documents/MexicoElectionBookletFinalWebProof.pdf

https://www.swissinfo.ch/fre/pand%C3%A9mie-et-d%C3%A9mocratie_antoine-chollet—en-%C3%A9tat-d-urgence–il-existe-toujours-un-danger-d-accaparement-excessif-du-pouvoir-/45630548