Joe Biden’s Ukraine Approach: Reassurances, Deterrence, and NATO Concerns in U.S Foreign Policy. INTERNATIONAL JOURNAL OF HUMAN AND SOCIETY, [S. l.], v. 3, n. 4, p. 401–412, 2023. Disponível em: https://ijhs.com.pk/index.php/IJHS/article/view/334.. Acesso em: 24 sep. 2026.