https://www.gazeta.ru/politics/2017/12/25_a_11531414.shtml
http://expert.ru/ural/2018/01/sami-s-usami/
http://expert.ru/expert/2018/01/defitsit-federalnogo-byudzheta-sokraschen-do-0_7-vvp/
https://www.gazeta.ru/politics/2017/12/22_a_11512490.shtml
https://www.rbc.ru/newspaper/2017/12/22/5a3aa5f12ae596c78c75ebab
https://www.inopressa.ru/article/21Dec2017/nytimes/chechnya.html
https://www.vedomosti.ru/business/articles/2017/12/21/746039-kitaiskaya-metallurgiya
Sanctions could be a sign the Trump administration is heightening pressure on some Russians despite a more accommodating tone with President Vladimir V. Putin.
https://www.nytimes.com/2017/12/20/us/politics/trump-sanctions-russia-chechnya.html?_r=1