https://www.gazeta.ru/business/2017/12/28/11566376.shtml
https://www.gazeta.ru/business/2017/12/26/11547152.shtml
https://newtimes.ru/articles/detail/137120
https://www.gazeta.ru/business/2017/12/21/11508836.shtml
https://www.gazeta.ru/social/2017/12/15/11489954.shtml
http://nv.ua/opinion/oreshkin/kto-pobedil-v-sirii-2364788.html
https://www.radiosvoboda.org/a/28912411.html
https://www.radiosvoboda.org/a/28911872.html
https://www.gazeta.ru/comments/column/bovt/11322974.shtml
http://r-studies.org/cms/index.php?action=news/view_details&news_id=55907&lang=ukr