https://www.nytimes.com/2021/11/25/us/politics/biden-putin-russia-ukraine.html
https://novayagazeta.ru/articles/2020/09/05/86975-nik-mayk-i-chelovek-s-ruzhiem
http://ru.krymr.com/content/article/27199641.html
http://www.kommersant.ru/doc/2786007
http://www.bbc.com/russian/society/2015/08/150807_ukraine_russia_culture_war
http://www.gazeta.ru/comments/column/desnitsky/7663161.shtml
http://inosmi.ru/russia/20150727/229277650.html
Moscow has released an initial list of “undesirable organizations” that constitute a “threat to the foundations of the constitutional system of the Russian Federation, its defense capabilities and its national security.”
http://www.profile.ru/society/item/98325-olimpijskie-vojny