https://www.nytimes.com/2021/12/05/world/europe/putin-russia-ukraine-troops.html
https://www.levada.ru/2021/12/03/obshhestvennoe-mnenie-o-likvidatsii-memoriala/
https://www.svoboda.org/a/arifmetika-moroznoy-bitvy-mog-li-vermaht-vzyatj-moskvu/31586990.html