https://novayagazeta.ru/articles/2021/11/12/chugun-rzhaveet
https://newtimes.ru/articles/detail/205386
https://carnegie.ru/commentary/85687
https://novayagazeta.ru/articles/2021/11/02/uglerodno-iadernaia-neitralnost
https://jamestown.org/program/russias-cossacks-strategic-asset-or-financial-liability/
https://www.svoboda.org/a/putinskiy-gosplan-efir-v-18-05/31447992.html