Lubis, Rahmad Hidayat, et al. “Post-Disaster Fuel Hoarding in North Sumatra: A Sharia Economic Analysis and Criminal Liability”. Al-Madina: Journal of Islamic Law, vol. 1, no. 1, Mar. 2026, pp. 71-99, https://nayottamareswara.co.id/index.php/amjil/article/view/31.