http://ru.krymr.com/a/28006988.html
http://www.atlanticcouncil.org/publications/reports/global-risks-2035
https://www.ft.com/content/0ec1566a-7e68-11e6-bc52-0c7211ef3198
http://www.rferl.org/content/daily-vertical-transcript-whom-does-putin-trust/28006339.html
http://dt.ua/WORLD/vazhlivo-kogo-putin-postavit-na-choli-novogo-kdb-rferl-219616_.html
https://www.wilsoncenter.org/article/the-russian-opposition-should-do-its-homework
http://www.kommersant.ru/doc/3095314
http://espreso.tv/article/2016/09/22/khto_i_chomu_khoche_znyaty_sankciyi_z_rosiyi69