https://media.defense.gov/2022/Nov/29/2003122279/-1/-1/1/2022-MILITARY-AND-SECURITY-DEVELOPMENTS-INVOLVING-THE-PEOPLES-REPUBLIC-OF-CHINA.PDF
https://www.rferl.org/a/russia-club-csto-ukraine-military-alliance/32079498.html
https://www.bmvg.de/resource/blob/5636374/38287252c5442b786ac5d0036ebb237b/nationale-sicherheitsstrategie-data.pdf