
https://www.feps-europe.eu/attachments/publications/our_european_future_ipdf%201.pdf

https://www.thetimes.co.uk/edition/world/poland-defies-eu-with-power-grab-for-supreme-court-206ddjnnk

https://theconversation.com/radicalizacion-violenta-similitudes-y-diferencias-en-la-evolucion-del-ira-y-eta-196509