https://theconversation.com/argentinas-brexit-why-new-president-milei-is-threatening-to-pull-out-of-south-americas-common-market-218564
http://ecdpm.org/wp-content/uploads/ETTG-Brief-Keijzer-Medinilla-November-2017.pdf
https://www.occrp.org/en/investigations/kazakhstan-has-become-a-pathway-for-the-supply-of-russias-war-machine-heres-how-it-works