
https://www.brookings.edu/articles/russia-ukraine-and-organized-crime-and-illicit-economies-in-2024/

https://rusi.org/commentary/defence-sector-corruption-underestimated-foe-times-crisis

https://blogs.lse.ac.uk/europpblog/2023/03/06/the-great-blunder-why-did-putin-miscalculate-over-ukraine/