https://blogs.lse.ac.uk/europpblog/2022/08/17/threats-and-solidarity-in-the-eurozone-how-italian-and-german-citizens-respond-to-information-about-italexit/
https://www.bancaditalia.it/pubblicazioni/quaderni-storia/2020-0046/QSE-46.pdf
https://www.brookings.edu/wp-content/uploads/2018/04/es_20180416_digitalcurrencies.pdf