https://carnegie.ru/2021/12/27/ru-pub-86088
https://snob.ru/news/chto-skazal-vladimir-putin-na-press-konferencii-korotko/
https://www.bbc.com/russian/news-59766531
https://novayagazeta.ru/articles/2021/12/15/taina-podlosti-na-ntv
https://novayagazeta.ru/articles/2021/12/14/pokhishcheny-i-ubity-agentami-gosudarstva
https://foreignpolicy.com/2021/12/13/biden-putin-ukraine-deter-russia-or-accept-defeat/
http://region.expert/belovezh/