Roloff, Ralf. "COVID 19 and No One?s World: What Impact for the European Union?" Connections: The Quarterly Journal 19, no. 2 (2020): 25-36.

Roloff, Ralf, and Pàl Dunay. "The Age of Post-Truth: State Influence and Strategic Communication - Contemporary Security Challenges on Europe?s Eastern Flank." Connections: The Quarterly Journal 17, no. 2 (2018): 19-35.

Dunay, Pàl, and Ralf Roloff. "Hybrid Threats and Strengthening Resilience on Europe?s Eastern Flank." Security Insights 16 (2017).

Hänggi, Heiner, Ralf Roloff, and Jürgen Rüland. Interregionalism and International Relations: A Stepping Stone to Global Governance? . London and New York: Routledge, 2006.

Roloff, Ralf. "Die Außenbeziehungen der Europäischen Union zwischen Globalisierung und Regionalisierung." Zeitschrift für Politikwissenschaft  11, no. 3 (2001).