
https://corporateeurope.org/en/2021/07/business-lobbies-dominate-secret-channel

https://www.tandfonline.com/doi/full/10.1080/13510347.2019.1582029?scroll=top&needAccess=true&

https://apnews.com/article/spain-catalonia-puigdemont-amnesty-separatists-sanchez-7814a0f767f4358900a345c5826e731b