
https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef22024en.pdf

https://www.baua.de/DE/Angebote/Publikationen/Berichte/F2398.pdf?__blob=publicationFile&v=3

https://www.brookings.edu/opinions/the-foreign-policies-of-the-sinaloa-cartel-and-cjng-part-ii-the-asia-pacific/