Firgiyanto, Refa, Fadil Rohman, Edi Siswadi, Gallyndra Fatkhu Dinata, dan Rafli Toriq Fajar. “Respon Pertumbuhan Bibit Alpukat Terhadap Pemberian Pupuk Kandang Sapi Dan NPK”. Agropross : National Conference Proceedings of Agriculture (September 29, 2023): 433–440. Diakses Mei 19, 2024. https://proceedings.polije.ac.id/index.php/agropross/article/view/514.