simatupang, ica linawati, Emy Kernalis, and Arsyad Lubis. “ANALISIS KETERSEDIAAN BERAS DI KABUPATEN DI KABUPATEN TANJUNG JABUNG TIMUR”. Jurnal Ilmiah Sosio-Ekonomika Bisnis 19, no. 2 (May 19, 2018): 1. Accessed January 31, 2025. https://mail.online-journal.unja.ac.id/jseb/article/view/5018.