https://www.rbc.ru/newspaper/2017/12/22/5a3aa5f12ae596c78c75ebab
https://www.gazeta.ru/comments/column/s_belyacov/11510006.shtml
https://www.vedomosti.ru/politics/articles/2017/12/21/746084-vibori-prezidenta-rossii
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
http://www.ng.ru/politics/2017-12-20/1_7140_president.html
https://www.kommersant.ru/doc/3502006
https://www.rbc.ru/newspaper/2017/12/20/5a37efa09a79477dc3323897
https://www.kommersant.ru/doc/3501065