https://www.kommersant.ru/doc/5130729
https://www.rbc.ru/newspaper/2021/07/28/61000ff29a7947b9d5a98363
https://www.rbc.ru/newspaper/2021/07/26/60faa84e9a7947c072b8caa3
https://www.rbc.ru/newspaper/2021/07/20/60f5888f9a794798c0a11a79
https://www.ng.ru/economics/2021-07-18/4_8201_economics.html
https://novayagazeta.ru/articles/2021/07/18/kuda-my-slezem-s-neftianoi-igly
https://www.rbc.ru/newspaper/2021/07/13/60ec40d39a7947f74aeb2aae