https://www.gazeta.ru/business/2018/09/26/11998429.shtml
https://www.gazeta.ru/business/2018/09/28/12001321.shtml
http://expert.ru/2018/09/28/deutsche-bank-dal-novyij-orientir-dlya-rublya/
https://www.kommersant.ru/doc/3754398
https://www.kommersant.ru/doc/3753648
When former U.S. President Barack Obama first imposed sanctions on Russia in 2014, a plunge in global crude prices turned the penalties into a crushing blow. This time round, oil markets are doing the opposite.
http://www.rosbalt.ru/world/2018/09/27/1734926.html
http://expert.ru/2018/09/27/dollar-budet-stoit-64-rublya/
https://www.rbc.ru/newspaper/2018/09/27/5bab579b9a79472f14e9306a