Ningrum Ningrum, Gracia Gabrienda, and Putri Milanda Bainamus. “Analisis Rentabilitas Kopi Bubuk Cap Dua Putra Di Kecamatan Selupu Rejang Kabupaten Rejang Lebong”. JINGLER : Jurnal Teknik Pengolahan Pertanian 1, no. 1 (June 20, 2023): 153–165. Accessed November 24, 2024. https://e-journal.poltek-kampar.ac.id/index.php/JINGLER/article/view/454.