https://www.nber.org/system/files/working_papers/w30028/w30028.pdf
https://es.insightcrime.org/noticias/analisis/que-aprendieron-los-carteles-mexicanos-de-la-mafia-siciliana/
https://www.lawfaremedia.org/article/united-states-of-america-v.-donald-j.-trump-and-waltine-nauta