SHAHID, A.; IHSAN, E.; SHAHID, Q. Changing Security Threats and Global Realities: An Analysis of U.S. Presidential Doctrines from Bush to Biden. Pakistan Social Sciences Review, Gujranwala, Pakistan, v. 10, n. 1, p. 56–66, 2026. DOI: 10.35484/pssr.2026(10-I)05. Disponível em: https://ojs.pssr.org.pk/journal/article/view/1203. Acesso em: 28 jan. 2026.