https://dt.ua/international/naviperedki-z-mizhnarodnim-pravom-297606_.html
https://www.bbc.com/russian/news-46629251
https://www.bbc.com/russian/news-46634112
https://day.kyiv.ua/ru/blog/politika/zachem-letali-i-tratili-dengi
The once-terrifying Russian military intelligence agency has been so sloppy and prone to fumbling that you have to ask: Why does a strongman brought up in the K.G.B. put up with it?
https://www.nytimes.com/2018/12/17/opinion/putins-keystone-spies.html
https://echo.msk.ru/blog/oreh/2335521-echo/