https://www.aspistrategist.org.au/from-the-bookshelf-deterring-armageddon-a-biography-of-nato/
https://www.sigar.mil/pdf/lessonslearned/SIGAR-21-46-LL.pdf
http://www.css.ethz.ch/content/dam/ethz/special-interest/gess/cis/center-for-securities-studies/pdfs/CSSAnalyse225-EN.pdf
https://www.graduateinstitute.ch/communications/news/israelipalestinian-federation-alternative-approach-peace