https://theconversation.com/tres-preguntas-sobre-la-amnistia-claves-para-el-futuro-de-espana-216937
https://thatsdemocracy.com/2018/01/30/was-machiavelli-a-democrat-is-he-relevant-today/
https://www.project-syndicate.org/commentary/russia-bleak-economic-prospects-by-kenneth-rogoff-2017-07