https://www.crisisgroup.org/behind-renewed-troubles-europe-balkans-northern-kosovo
https://www.economiesuisse.ch/de/artikel/eckwerte-fuer-ein-verhandlungsmandat-weichen-fuer-die-weiterentwicklung-der-bilateralen
https://fpc.org.uk/wp-content/uploads/2020/12/Partnerships-for-the-future-of-UK-Foreign-Policy-December-FPC-publication.pdf
https://dam.gcsp.ch/files/doc/pb-13-perspectives-for-the-war-in-ukraine?_gl=1*1xwu0ms*_ga*MjU2MzMxODk4LjE3MDg0MzQ3NDM.*_ga_Z66DSTVXTJ*MTcwODQzNDc0My4xLjAuMTcwODQzNDc0My42MC4wLjA.