https://www.whitehouse.gov/wp-content/uploads/2021/06/100-day-supply-chain-review-report.pdf
https://www.oecd-ilibrary.org/docserver/f97beae7-en.pdf?expires=1646810684&id=id&accname=guest&checksum=AAB69BF9AC6696BD5622F1A55B317C16
https://www.boe.es/buscar/pdf/2023/BOE-A-2023-4513-consolidado.pdf
http://library.fes.de/pdf-files/wiso/14397.pdf