
http://www.lastampa.it/2016/06/27/italia/politica/rodot-quando-i-referendum-diventano-un-boomerang-JuXpMSRHAkJH5mE0mawMrL/pagina.html

https://www.brookings.edu/blog/fixgov/2022/09/23/why-federalism-has-become-risky-for-american-democracy/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=227126255&utm_source=hs_email

https://www.prospectmagazine.co.uk/world/united-states/67655/the-presidents-crimes-trump-v-united-states-supreme-court