https://www.bbc.com/russian/features-59817247
https://www.bbc.com/russian/news-59815965
https://www.rbc.ru/newspaper/2021/12/29/619f93a29a79479fd98185b7
https://www.rbc.ru/newspaper/2021/12/24/61c42af29a79474d8a0adb28
https://theins.ru/antifake/247395
https://24tv.ua/nagadali-pro-budapeshtskiy-memorandum-novini-rosiyi-i-ukrayini_n1822928
https://ru.krymr.com/a/rossiya-zapad-nato-ukraina-naprayzhennost-vtorzheniye-ugroza/31614512.html