Astri Wahyuni. “Praktik Jual Beli Getah Karet Di Desa Muara Sumpoi Kecamatan Murung Kabupaten Murung Raya Provinsi Kalimantan Tengah”. Indonesian Journal of Islamic Jurisprudence, Economic and Legal Theory 3, no. 2 (April 19, 2025): 1022–1037. Accessed July 29, 2026. https://mail.shariajournal.com/index.php/IJIJEL/article/view/1075.