https://www.rbc.ru/newspaper/2021/12/29/61caf38f9a794794320dfb61
https://hvylya.net/analytics/244375-ultimatum-putina-i-rossiysko-ukrainskaya-voyna-2022
https://www.radiosvoboda.org/a/arestovych-putin-biden-viyna-donbas/31604580.html
https://novayagazeta.ru/articles/2021/12/10/s-vidom-na-kreml