https://www.brookings.edu/blog/order-from-chaos/2020/04/06/stretching-the-international-order-to-its-breaking-point/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=85914360
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/994125/FINAL_TIGRR_REPORT__1_.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