http://region.expert/deception/
http://www.kasparov.ru/material.php?id=616C376877BC1§ion_id=444F8A447242B
https://www.rosbalt.ru/blogs/2021/10/14/1926232.html
https://www.svoboda.org/a/putin-priznal-rossiya-strana-bednosti/31506698.html
https://lansinginstitute.org/2021/10/12/russian-intelligence-focus-in-bulgaria/