https://www.kommersant.ru/doc/5079566
https://www.radiosvoboda.org/a/news-rosija-sekretnyj-export/31565554.html
https://www.rbc.ru/newspaper/2021/11/17/6193a5839a7947675beb0e7f
https://www.ng.ru/economics/2021-11-17/4_8303_econ2.html
https://www.kommersant.ru/doc/5066263
https://www.atlanticcouncil.org/blogs/iransource/is-iran-going-on-an-arms-shopping-spree-in-moscow/