https://www.politico.com/news/magazine/2023/02/21/joe-bidens-ukrainian-zelenskyy-00083683
http://www.lastampa.it/2016/06/27/italia/politica/rodot-quando-i-referendum-diventano-un-boomerang-JuXpMSRHAkJH5mE0mawMrL/pagina.html
https://lawliberty.org/ecuador-on-the-brink/
https://www.cambridge.org/core/services/aop-cambridge-core/content/view/831B39F76C7870B330052D852D598F98/9781108843126AR.pdf/Constitutional_Challenges_in_the_Algorithmic_Society.pdf?event-type=FTLA