
https://insightcrime.org/wp-content/uploads/2023/05/The-Flow-of-Precursor-Chemicals-for-Synthetic-Drug-Production-in-Mexico-InSight-Crime-March-2023-3.pdf

https://visegradinsight.eu/romanias-fragile-stability-fight-against-corruption/

https://www.socialeurope.eu/wp-content/uploads/2017/08/Occ-Pap-13-PDF.pdf