
https://www.ifw-kiel.de/fileadmin/Dateiverwaltung/IfW-Publications/-ifw/Kiel_Working_Paper/2022/KWP_2218_Which_countries_help_Ukraine_and_how_/KWP_2218_Trebesch_et_al_Ukraine_Support_Tracker.pdf

https://borderlex.net/2021/04/13/comment-quo-vadis-energy-charter-treaty/

https://www.brookings.edu/articles/time-for-the-west-to-think-about-how-to-engage-with-defeated-russia/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=234547296&utm_source=hs_email