http://uk.reuters.com/article/uk-eu-defence-juncker-idUKKBN1900V4
https://media.defense.gov/2018/Feb/02/2001872890/-1/-1/1/EXECUTIVE-SUMMARY-TRANSLATION-FRENCH.PDF
https://www.tandfonline.com/doi/full/10.1080/13698249.2022.2015195?src=
https://geopoliticalfutures.com//pdfs/the-russian-mystery-geopoliticalfutures-com.pdf