1. Cabada, L. (2018). Security, foreign and European policy of the visegrad Group. Metropolitan University Prague Press.
2. Cabada, L., & Waisová, Š. (2018). The visegrad group as an ambitious actor of (Central-)European foreign and security policy. Politics in Central Europe, 14(2), 9–20.
3. Dittel, J., Opiłowska, E., Weber, F., & Zawadzka, S. (2024). The Covid-19 pandemic as a driver for transformation processes in European border regions? A comparative analysis of Franco-German and German-Polish borderlands. In F. Weber, O. Kühne, & J. Dittel (Hrsg.), Transformation processes in Europe and beyond. Perspectives for horizontal geographies (in diesem Band). Springer VS.
4. Greilinger, G. (2023). How hungary’s Russia connection undermines EU support for Ukraine. New Eastern Europe, January, 75–81. https://search.ebscohost.com/login.aspx?direct=true&db=poh%26 AN=163978991&lang=de&site=eds-live Zugegriffen: 28. Juni 2023.
5. Griessler, C. (2018). The V4 countries´foreign policy concerning the western balkans. Politcs in Central Europe, 14(2), 233–272. https://doi.org/10.2478/pce-2018-0013