https://insightcrime.org/news/empires-world-wars-history-global-cocaine-trade/
https://www.dgb-bestellservice.de/besys_dgb/pdf/DGB15130.pdf
https://www.occrp.org/en/daily/17580-dr-congo-exposes-tens-of-thousands-of-ghost-workers-across-government-ministries
https://literaryreview.co.uk/curse-of-cane