Manan, Munafrizal. “The Democratic Peace Theory and Its Problems”. Jurnal Ilmiah Hubungan Internasional 10, no. 2 (January 20, 2015). Accessed November 23, 2024. https://journal.unpar.ac.id/index.php/JurnalIlmiahHubunganInternasiona/article/view/1315.