http://www.ilo.org/wcmsp5/groups/public/—dgreports/—cabinet/documents/genericdocument/wcms_371208.pdf
https://insightcrime.org/news/russia-emerges-as-alternative-route-for-latin-america-cocaine-europe/
https://corporateeurope.org/en/2020/02/toxic-residues-through-back-door