https://progressivepost.eu/can-we-have-a-political-debate-on-the-economic-union-we-want/
http://www.ips-journal.eu/regions/europe/article/show/lessons-for-the-left-2270/
https://jaarverslag.raadvanstate.nl/in-de-staat/onverwachte-wendingen/
https://www.opendemocracy.net/can-europe-make-it/albena-azmanova-barbara-spinelli-co-signatories/la-defensa-del-estado-de-derecho-