HUMAIRA SAEED; PROFESSOR DR. SUMMER SULTANA; FAISAL (CHARAN). Eastern Europe as a Strategic Frontier: Geopolitical Transformation, Security Reconfiguration, and Power Competition in the 21st Century. `, [S. l.], v. 5, n. 2, p. 2267–2276, 2026. Disponível em: https://www.assajournal.com/index.php/36/article/view/1889. Acesso em: 23 jun. 2026.