https://jamestown.org/program/biden-putin-summit-failed-to-reverse-downturn-in-bilateral-relations/
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