https://jamestown.org/program/chechen-strongman-drives-new-wedge-between-russia-and-turkey/
http://region.expert/unity-day/
https://www.kp.ru/daily/28351/4498766/
https://novayagazeta.ru/articles/2021/11/03/kto-to-budet-menshe-est-i-menshe-zhit
https://www.svoboda.org/a/zachem-kremlj-usilivaet-vertikalj-vlasti/31541230.html