https://www.bbc.com/russian/features-59050535
https://jamestown.org/program/putins-valdai-platitudes-obscure-worsening-domestic-situation/
https://theins.ru/opinions/vladimir-milov/245839
https://www.finanz.ru/novosti/aktsii/es-otvetil-net-na-gazovy-ultimatum-rossii-1030878578