
https://www.theatlantic.com/international/archive/2022/03/biden-nato-summit-russia-invasion-ukraine/627598/

https://www.zora.uzh.ch/id/eprint/168933/1/From_welfare_to_warfare_Voth.pdf

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