[1]
F. N. Ritonga, “Soil Properties and Rainfall Regimes in Cinnamon (Cinnamomum burmannii) Plantations in Mandailing Natal, North Sumatra: Sifat Tanah dan Pola Curah Hujan pada Perkebunan Kayu Manis (Cinnamomum burmannii) di Mandailing Natal, Sumatera Utara”, perennial, vol. 22, no. 1, Feb. 2026.