https://www.kommersant.ru/doc/3844254
https://www.pravda.com.ua/news/2018/12/29/7202595/
http://www.rosbalt.ru/piter/2018/12/28/1755848.html
https://www.kommersant.ru/doc/3843930
https://newtimes.ru/articles/detail/175384
Russia's economy will hit some speed bumps in 2019 and inflation will rise, a Reuters monthly poll showed on Thursday, due to risks of new sanctions, a weaker rouble and a planned tax increase.
https://www.inopressa.ru/article/27Dec2018/diepresse/economy.html