Ir. H. Dian Kusumanto. “ANALISIS PELUANG PENGEMBANGAN INDUSTRI GULA AREN DALAM MENDUKUNG SWASEMBADA GULA NASIONAL”. Jurnal Online Pertanian Tropik 3, no. 2 (November 28, 2019): 150–170. Accessed September 23, 2025. https://idjpcr.usu.ac.id/jpt/article/view/2970.