http://www.kasparov.ru/material.php?id=619B87680BFD4§ion_id=43452FA6D4743
https://novayagazeta.ru/articles/2021/11/19/tanki-i-kesh
https://www.radiosvoboda.org/a/news-rosija-sekretnyj-export/31565554.html
https://www.rbc.ru/newspaper/2021/11/17/6193a5839a7947675beb0e7f
https://carnegie.ru/commentary/85782
https://www.fr.de/politik/eine-neue-stufe-der-repression-in-russland-91112923.html