
https://www.occrp.org/en/investigations/the-quiet-man-in-stockholm-who-laundered-chinas-oil-money-for-iran

https://www.politico.eu/article/ukraine-warns-it-wont-negotiate-new-russian-gas-transit-deal/

https://onlinelibrary.wiley.com/doi/epdf/10.1111/1467-923X.13172