http://region.expert/defederalization/
https://ru.krymr.com/a/vitaliy-portnikov-krym-diktuyet-pravila/31630895.html
https://hvylya.net/analytics/244375-ultimatum-putina-i-rossiysko-ukrainskaya-voyna-2022
https://www.rosbalt.ru/russia/2021/12/29/1937757.html
https://www.bbc.com/russian/news-59769752
https://www.levada.ru/2021/12/24/nostalgiya-po-sssr-3/
https://www.rbc.ru/newspaper/2021/12/24/61c34e3f9a79470ec7ba9221
https://www.rosbalt.ru/moscow/2021/12/23/1937064.html