E.-C. Bichir, « Geopolitical Process in Eastern Europe After Iron Curtain – Energy Issues. A Sociological Perspective », srr, vol. 21, p. 5–22, juin 2012, Consulté le: nov. 12, 2026. Disponible sur: https://www.researchreports.ro/journal/article/view/37-geopolitical-process-in-eastern-europe-after-iron-curtain