https://www.nece-conference.eu/wp-content/uploads/2020/10/NECE-Declaration-final-26102020.pdf
http://www.elperiodico.com/es/politica/20171226/que-es-tabarnia-propuesta-secesion-barcelona-tarragona-resto-cataluna-6517873
https://ukandeu.ac.uk/northern-irelands-vicious-cycle-of-governance-failure/
https://www.brookings.edu/articles/three-things-we-learned-from-the-2023-elections-and-the-gop-debate/