https://www.brookings.edu/wp-content/uploads/2024/03/3_Arslanalp-et-al_unembargoed.pdf
https://www.brookings.edu/blog/order-from-chaos/2020/09/10/germany-is-well-placed-to-lead-a-tougher-eu-response-to-russia/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=95022469&utm_source=hs_email
https://static.europeanchamber.com.cn/upload/documents/documents/Business_Confidence_Survey_2019_updated[663].pdf
https://www.washingtonpost.com/world/2023/07/25/putin-prigozhin-rebellion-kremlin-disarray/