http://wir2018.wid.world/files/download/wir2018-full-report-english.pdf
https://www.foreignaffairs.com/mexico/why-america-struggling-stop-fentanyl-epidemic
https://www.tandfonline.com/doi/epdf/10.1080/01402382.2023.2168945?needAccess=true&role=button
https://www.ips-journal.eu/work-and-digitalisation/on-a-knife-edge-spain-reforms-its-labour-legislation-5701/?utm_campaign=en_973_20220207&ut