https://www.atlanticcouncil.org/blogs/iransource/is-iran-going-on-an-arms-shopping-spree-in-moscow/
https://enovosty.com/news/news_abroad/full/911-pochemu-putinskij-agent-vypal-iz-okna-v-berline-smi
https://www.dw.com/ru/marat-gelman-problema-putina-pohozha-na-problemu-stalina/a-59758710
https://www.dw.com/ru/kommentarij-putinskaja-vertikal-pridet-v-kazhduju-derevnju/a-59775204
https://www.svoboda.org/a/bytj-li-samoderzhaviyu-v-rossii-vechnym/31542982.html
https://www.svoboda.org/a/zachem-kremlj-usilivaet-vertikalj-vlasti/31541230.html