https://rg.ru/2021/12/28/kakimi-mogut-byt-glavnye-tendencii-2022-goda.html
https://www.rbc.ru/newspaper/2021/12/24/61c42af29a79474d8a0adb28
https://24tv.ua/nagadali-pro-budapeshtskiy-memorandum-novini-rosiyi-i-ukrayini_n1822928
https://www.bbc.com/russian/features-59676617
https://www.rbc.ru/newspaper/2021/12/15/61b73f979a794745391b5ac7
https://theins.ru/politika/247147
http://www.kasparov.ru/material.php?id=61B49F42A54FD§ion_id=444F8A447242B