https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef20023en.pdf
https://www.icij.org/investigations/trafficking-inc/audits-aimed-at-flagging-labor-abuses-are-designed-to-fail-investigation-finds/
https://laffairedusiecle.net/wp-content/uploads/2021/02/20210203-Jugement-Affaire-du-Sie%CC%80cle.pdf
https://ecfsapi.fcc.gov/file/109303096909269/Sage%20&%20Carpenter,%202009.pdf