Nugraha, Andhika, Muhammad Rafeely, Aditya Ramdani, Bintang Khoirul Akbar, and Rudiana. “Analisis Komparatif Kebijakan Ekspor Kopi: Studi Kasus Indonesia Dan Vietnam”. PESHUM : Jurnal Pendidikan, Sosial dan Humaniora 4, no. 6 (October 10, 2025): 9657–9671. Accessed August 7, 2026. https://al-haramjournal.co.id/PESHUM/article/view/10578.