https://www.nytimes.com/2021/12/05/world/europe/putin-russia-ukraine-troops.html
https://jamestown.org/program/chechnya-ingushetia-again-at-odds-over-long-disputed-border/
https://www.kommersant.ru/doc/5100564
https://www.kommersant.ru/doc/5100324
https://novayagazeta.ru/articles/2021/11/26/ot-postdemokratii-k-diktature