AMERI, H. Z. A. . Basic theories and approaches in the study and analysis of change and transformation in the international system (A comparative study between realism, liberalism and constructivism). The International and Political Journal, [S. l.], v. 51, n. 1, p. 103–125, 2022. Disponível em: https://ipj.uomustansiriyah.edu.iq/index.php/political/article/view/86. Acesso em: 3 jul. 2024.