
https://www.politico.com/news/magazine/2023/12/12/fiona-hill-ukraine-putin-00131285

https://www.ips-journal.eu/topics/foreign-and-security-policy/lessons-we-can-teach-7439/

https://www.swissinfo.ch/resource/blob/48146296/9bba2d8921db5945f3d453a05bd3b2c5/neutralitaetsbericht-2022-data.pdf