
https://businessday.ng/world/article/african-development-banks-55mn-anti-corruption-fund-unused-for-seven-years-ft/

https://www.emcdda.europa.eu/system/files/publications/13838/TDAT21001ENN.pdf

http://futurion.se/wp-content/uploads/2018/03/Futurion_Rapport_2018-1_webb.pdf