https://fsi.taxjustice.net/PDF/FSI-Rankings.pdf
http://www.ladocumentationfrancaise.fr/var/storage/rapports-publics/134000199.pdf
https://publications.parliament.uk/pa/cm201719/cmselect/cmworpen/769/769.pdf
https://www.legifrance.gouv.fr/affichTexte.do?cidTexte=LEGITEXT000006070722