https://www.realinstitutoelcano.org/en/blog/the-long-and-winding-path-to-spains-modernisation/
https://theconversation.com/la-anomalia-empirica-de-las-elecciones-en-argentina-donde-dos-mas-dos-no-suman-cuatro-217319
https://www.ips-journal.eu/index.php?id=340&L=0&tx_news_pi1%5Bnews%5D=3713&tx_news_pi1%5Bcontroller%5D=News&tx_news_pi1%5Baction%5D=detail&cHash=ad69c8ba018780f41c99687150ea1447
https://theconversation.com/re-imagining-democracy-for-the-21st-century-possibly-without-the-trappings-of-the-18th-century-210586