After the deal with OPEC, Russia’s energy minister is now as closely watched as his Saudi counterpart
https://www.bloomberg.com/news/articles/2017-12-20/putin-s-mr-opec-becomes-an-oil-market-player
https://www.inopressa.ru/article/20Dec2017/bloomberg/novak.html
http://www.bbc.com/russian/features-42068075
https://www.radiosvoboda.org/a/28813673.html
https://lenta.ru/articles/2017/06/22/memory/
http://www.kasparov.ru/material.php?id=59371F8D61F81
https://ru.krymr.com/a/28526646.html
http://www.liga.net/opinion/334585_tri-prichiny-pochemu-rossiya-boitsya-krymskikh-tatar.htm