
https://www.ademe.fr/sites/default/files/assets/documents/enquete-tremi-2017-010422.pdf

http://www.globalcommissionondrugs.org/wp-content/uploads/2018/09/ENG-2018_Regulation_Report_WEB-FINAL.pdf

https://gavinkellyblog.com/churchill-the-crisis-and-a-better-deal-for-britains-low-paid-d83f3daca6cc?gi=454d918d301