https://www.openglobalrights.org/how-to-identify-a-contemporary-authoritarian-regime/?lang=English
https://open.clemson.edu/cgi/viewcontent.cgi?article=1004&context=mfh_reports
https://www.occrp.org/en/beneficial-ownership-data-is-critical-in-the-fight-against-corruption/this-luxembourg-businessman-got-europes-corporate-registries-shut-down-but-whose-privacy-was-he-protecting