ZAMAN, Qomarus. KALENDER ISLAM INTERNASIONAL (Analisis Terhadap Sistem Kalender Unifikasi Jamaludin Abd. Raziq). UNIVERSUM: Jurnal Keislaman dan Kebudayaan, [S. l.], v. 17, n. 1, 2023. DOI: 10.30762/universum.v17i1.982. Disponível em: http://103.134.17.61:8080/index.php/universum/article/view/982. Acesso em: 18 aug. 2026.