https://www.rbc.ru/newspaper/2021/12/15/61b73f979a794745391b5ac7
https://www.ng.ru/dipkurer/2021-12-12/9_8324_negotiation.html
https://www.ng.ru/economics/2021-12-06/1_8319_export.html
https://www.radiosvoboda.org/a/news-rosija-sekretnyj-export/31565554.html
https://www.rbc.ru/newspaper/2021/11/17/6193a5839a7947675beb0e7f
https://www.ng.ru/week/2021-11-14/8_8300_week4.html
https://www.atlanticcouncil.org/blogs/iransource/is-iran-going-on-an-arms-shopping-spree-in-moscow/