
https://www.ilo.org/wcmsp5/groups/public/—ed_norm/—ipec/documents/publication/wcms_854733.pdf

https://www.econstor.eu/bitstream/10419/300311/1/1895160103.pdf

https://www.icij.org/investigations/luanda-leaks/whistleblower-rui-pinto-given-four-year-suspended-sentence-in-football-leaks-trial-amid-ongoing-legal-woes/