https://www.nytimes.com/2021/11/25/us/politics/biden-putin-russia-ukraine.html
https://www.kommersant.ru/doc/4899738
https://www.kp.ru/daily/27290/4428943/
https://www.kommersant.ru/doc/4804884
https://www.ng.ru/economics/2021-05-13/4_8147_economics.html
https://theins.ru/opinions/zubarevich/240978
https://www.znak.com/2021-03-01/raspad_gosudarstva_v_rossiyskoy_stolice_ubiystv_reportazh