https://echo.msk.ru/blog/amountain/2335671-echo/
https://ru.krymr.com/a/andrey-malgin-obida-putina/29663197.html
https://www.liga.net/politics/opinion/putin-protiv-vseh-diktatura-obijennogo-paranoika
https://www.kommersant.ru/doc/3834234
http://www.kasparov.ru/material.php?id=5C18FC926E68D
The Senate gave my research team data from social media companies. The picture that emerges is grim.
https://www.nytimes.com/2018/12/17/opinion/russia-report-disinformation.html
https://www.gazeta.ru/tech/2018/12/17/12097663/wp.shtml
https://www.kommersant.ru/doc/3834208