https://www.emcdda.europa.eu/publications/eu-drug-markets/cocaine/production_en
https://www.thecityuk.com/assets/2017/Reports-PDF/A-vision-for-a-transformed-world-leading-industry.pdf
https://www.reuters.com/markets/europe/basf-says-european-operations-need-be-cut-size-permanently-2022-10-26/