https://www.depo.ua/ukr/svit/kremlivska-dopovid-ssha-dadut-zmogu-elitam-kinuti-putina-20180129717125
http://hvylya.net/analytics/geopolitics/novi-sanktsiyi-ssha-proti-rf-shho-tse-oznachaye.html
http://www.kasparov.ru/material.php?id=5A6C644EA557A
https://www.radiosvoboda.org/a/news/28999819.html