“Value Chain Analysis for Pure and Mixed Palm Sugar Agroindustry in Rambah District, Rokan Hulu Regency, Indonesia: Analisis Rantai Nilai Agroindustri Gula Aren Murni dan Campuran di Kecamatan Rambah, Kabupaten Rokan Hulu, Indonesia” (2025) Journal of Integrated Agribusiness, 7(1), pp. 110–124. doi:10.33019/jia.v7i1.5435.