
https://csis-website-prod.s3.amazonaws.com/s3fs-public/2023-06/230616_Bergmann_Transforming_Defense.pdf

https://stratcomcoe.org/cuploads/pfiles/Nato-Cyber-Report_11-06-2021-4f4ce.pdf

https://publications.parliament.uk/pa/ld201719/ldselect/ldeucom/16/1603.htm