https://www.reuters.com/world/leaked-us-intel-document-claims-serbia-agreed-arm-ukraine-2023-04-12/
https://www.esri.ie/system/files/publications/RB202017_2.pdf
https://csis-website-prod.s3.amazonaws.com/s3fs-public/2024-05/240506_DIIG_Expanding_ToolKit.pdf?VersionId=785wGqP.xIAVryt79tl2LBa7STlXnV6A
https://deputypm.canada.ca/en/news/speeches/2022/10/11/remarks-deputy-prime-minister-brookings-institution-washington-dc