https://www.kommersant.ru/doc/4163572
https://www.radiosvoboda.org/a/30279018.html
http://www.ng.ru/economics/2019-11-19/1_7730_economy.html
https://nv.ua/opinion/chto-gotovit-zelenskiy-dlya-putina-novosti-ukrainy-50054406.html
https://www.liga.net/politics/opinion/tayna-zapisey-kak-surkovu-i-shoygu-prijali-yaytsa
https://www.mk.ru/politics/2019/11/18/nazvany-trebovaniya-putina-pered-vstrechey-s-zelenskim.html