https://jamestown.org/program/the-eu-russia-antagonism-stretches-from-ukraine-to-the-arctic/
https://www.ng.ru/armies/2021-10-07/2_8272_fleet.html
https://www.rbc.ru/newspaper/2021/10/07/615da0ca9a7947e2cd6453c1
https://www.radiosvoboda.org/a/viyna-ukrayiny-z-rosiyeyu-na-usikh-frontakh/31489090.html
https://zn.ua/ukr/internal/rosijski-temniki-dlja-donbasu-.html
https://www.ng.ru/armies/2021-09-21/1_8257_army.html
https://www.rbc.ua/rus/news/monobolshinstvo-putina-edinaya-rossiya-vyigrala-1632135101.html
https://www.nytimes.com/2021/09/19/opinion/putin-russia-election.html