Giannopoulou, Spyridoula. “A Union in Transition: Reforming Institutions and Embracing Enlargement for Strategic Resilience”. HAPSc Policy Briefs Series 6, no. 1 (June 30, 2025): 142–150. Accessed November 12, 2025. https://ejournals.epublishing.ekt.gr/index.php/hapscpbs/article/view/43199.