https://www.bbc.com/russian/features-51579937
https://www.bbc.com/russian/news-51804425
https://lenta.ru/articles/2020/03/09/trial_begins/
https://www.inopressa.ru/article/09Mar2020/ft/pricewar.html
https://www.radiosvoboda.org/a/30478035.html
https://ru.krymr.com/a/neftyanaya-voyna-kem-pozhertvuyut-v-kremle-radi-pobedy-rosnefti/30478029.html
https://www.mk.ru/politics/2020/03/09/kto-vyigral-ot-vstrechi-putina-i-erdogana.html