https://ru.krymr.com/a/29372381.html
https://www.kommersant.ru/doc/3689116
https://www.kommersant.ru/doc/3689128
http://www.theamericanconservative.com/buchanan/trump-calls-off-cold-war-ii/
https://ru.krymr.com/a/29372636.html
https://ru.krymr.com/a/29368590.html
http://www.kasparov.ru/material.php?id=5B4DB7F0C1CA6
https://www.gazeta.ru/business/2018/07/17/11855425.shtml
An increase in the retirement age blamed for drop in approval ratings for Russian president