http://www.rosbalt.ru/blogs/2018/12/06/1751461.html
Russia can’t be allowed to get away with its brazen aggression against Ukraine. The West needs to act.
https://www.nytimes.com/2018/12/05/opinion/petro-poroshenko-putin-ukraine.html
https://www.gazeta.ru/business/2018/12/05/12083581.shtml
https://www.kommersant.ru/doc/3820881
https://www.kommersant.ru/doc/3820681
https://www.inopressa.ru/article/04Dec2018/faz/stoltenberg.html
https://www.gazeta.ru/politics/2018/12/04_a_12081673.shtml
http://www.rosbalt.ru/world/2018/12/04/1750527.html
http://expert.ru/2018/12/4/prizrak-yadernoj-gonki/