https://www.kommersant.ru/doc/5127947
https://novayagazeta.ru/articles/2021/12/10/s-vidom-na-kreml
https://www.dw.com/ru/kak-vakcinacija-vlijaet-na-smertnost-ot-kovida-v-rossii/a-60041130
https://www.rosbalt.ru/blogs/2021/12/07/1934490.html
https://www.bbc.com/russian/news-59527176
https://jamestown.org/program/chechnya-ingushetia-again-at-odds-over-long-disputed-border/