https://www.radiosvoboda.org/a/news-maksym-kryvonos/31019452.html
https://www.wsj.com/articles/the-u-s-should-stop-underestimating-russian-power-11608746239?page=1
https://www.inopressa.ru/article/23Dec2020/welt/nawalny.html
https://ru.krymr.com/a/rossiya-kosmos-sfera-boevyh-deystviy-kosmicheskoe-oruzhie/31015839.html
https://www.inopressa.ru/article/22Dec2020/faz/bedrohung.html
https://www.inopressa.ru/article/22Dec2020/lefigaro/wagner.html
https://www.gazeta.ru/army/2020/12/20/13408304.shtml