http://www.kasparov.ru/material.php?id=61F5AE311391E§ion_id=444F8A447242B
http://www.kasparov.ru/material.php?id=61851FB528831§ion_id=444F8A447242B
https://theins.ru/history/245881
https://jamestown.org/program/putins-valdai-platitudes-obscure-worsening-domestic-situation/