https://www.bbc.com/russian/features-55474266
https://www.mk.ru/social/2020/12/29/rossiyskaya-voennaya-razvedka-radikalno-izmenila-metody.html
http://www.kasparov.ru/material.php?id=5FE8D8B30D3FC
https://novayagazeta.ru/articles/2020/12/26/88551-god-shpiona
https://www.bbc.com/russian/features-55439046
https://www.radiosvoboda.org/a/ukraine-father-frost/28951338.html
https://taz.de/Immunitaet-fuer-Wladimir-Putin/!5736071/
https://www.radiosvoboda.org/a/31015740.html