https://www.socialeurope.eu/crime-and-security-in-far-right-discourse
https://www.socialeurope.eu/2017/06/mercron-franco-german-tandem-back-berlins-terms/
http://www.elperiodico.com/es/politica/20171226/que-es-tabarnia-propuesta-secesion-barcelona-tarragona-resto-cataluna-6517873
https://labour.org.uk/wp-content/uploads/2022/12/Commission-on-the-UKs-Future.pdf