https://www.dw.com/ru/pytki-v-sizo-i-kolonijah-v-rossii-kak-sistema-otstaivaet-svoih/a-60577106
https://www.bbc.com/russian/features-59778079
http://inosmi.ru/politic/20170718/239829734.html
http://www.theamericanconservative.com/articles/if-loving-putin-is-right-i-want-to-be-wrong/
https://ru.krymr.com/a/28546736.html
https://ru.krymr.com/a/28546942.html