https://jamestown.org/program/clashes-intensify-between-moscow-and-circassians-on-key-issues/
https://carnegie.ru/commentary/85400
https://carnegie.ru/commentary/85351
https://apostrophe.ua/article/politics/2021-09-08/kogda-mej-bashnyami-soglasya-net/41667
https://www.kommersant.ru/doc/4702608