https://gabriel-zucman.eu/files/TWZ2020b.pdf
https://www.bruegel.org/sites/default/files/2023-09/PB%2017%202023.pdf
https://blogs.imf.org/2019/12/17/new-data-on-world-debt-a-dive-into-country-numbers/?utm_medium=email&utm_source=govdelivery
https://www.econstor.eu/bitstream/10419/283282/1/1877510009.pdf