http://carnegie.ru/commentary/?fa=69839
https://www.inopressa.ru/article/04May2017/lastampa/socurov_lastampa.html
https://www.inopressa.ru/article/04May2017/bloomberg/gutseriev_rus.html
https://republic.ru/posts/82590
https://www.gazeta.ru/politics/2017/05/03_a_10655393.shtml
https://www.gazeta.ru/comments/column/mironova/10655171.shtml
http://www.kommersant.ru/doc/3288946
A decade ago, Mikhail Gutseriev was a billionaire on the run trying to avoid the fate of fellow Russian oil titan Mikhail Khodorkovsky, who’d flouted the power of Vladimir Putin and been sentenced to 10 years in prison.
https://lenta.ru/articles/2017/05/03/putin_erdgan/
http://www.kommersant.ru/doc/3288865