Etika dan Tanggungjawab Khalifah dalam Pengurusan Laut Menurut Perspektif Al-Quran: Ethics and Responsibilities of Caliphs in Sea Management According to Al-Quran’s Perspective. JPI. Published online August 29, 2022:235-256. Accessed June 20, 2026. https://jpi.uis.edu.my/index.php/jpi/article/view/201