KARIM, I.; SOFYAN, A.; ISHAK, L. Prediksi Erosi Tanah Dengan Menggunakan Metode Universal Soil Loss Equation Di Bagian Tengah-Hilir Das Oba. Jurnal Penelitian Pendidikan Geografi, [S. l.], v. 7, n. 4, p. 127–135, 2022. DOI: 10.36709/jppg.v7i4.72. Disponível em: http://jppg.uho.ac.id/index.php/journal/article/view/72. Acesso em: 10 jan. 2025.