Zega, Ujian Hati. “PENGARUH PEMBERIAN AMPAS KOPI TERHADAP PERTUMBUHAN TANAMAN PAKCOY”. Jurnal Sapta Agrica 1, no. 1 (May 25, 2022): 12-25. Accessed July 8, 2025. https://www.jurnal.uniraya.ac.id/index.php/Agrica/article/view/363.