http://www.lastampa.it/2016/06/27/italia/politica/rodot-quando-i-referendum-diventano-un-boomerang-JuXpMSRHAkJH5mE0mawMrL/pagina.html
https://theconversation.com/snap-elections-in-france-a-political-scientist-lays-out-whats-at-stake-232036
https://www.19fortyfive.com/2022/05/russias-invasion-of-ukraine-is-transforming-europe/?utm_source=newsletter&utm_medium=email&utm_campaign=09%2F05%2F22