
https://www.opendemocracy.net/en/can-europe-make-it/oedipus-coronavirus-homo-sapiens-and-making-scapegoats/

http://www.pewresearch.org/fact-tank/2017/06/26/around-the-world-favorability-of-u-s-and-confidence-in-its-president-decline/

https://www.congreso.es/public_oficiales/L15/CONG/BOCG/B/BOCG-15-B-32-1.PDF