ATIYAH , Noor Rasim. The Liberal Democratic Model (United States of America), the Conservative Fascist Model (Germany), and the Socialist Model (Soviet Union), and How to Deal with the Concept of Sovereignty?. International Journal of Sustainability in Research, [S. l.], v. 4, n. 2, p. 57–64, 2026. DOI: 10.59890/ijsr.v4i2.349. Disponível em: https://dmimultitechpublisher.my.id/index.php/ijsr/article/view/349. Acesso em: 27 jun. 2026.