PURBA, Mahardika. KARAKTERISTIK SIFAT KIMIA TANAH DI BAWAH TEGAKAN KELAPA SAWIT DI PT. PP. LONDON SUMATRA INDONESIA, TBK (SEI MERAH ESTATE). Agroprimatech, [S. l.], v. 2, n. 2, p. 46–57, 2021. Disponível em: https://jurnal.unprimdn.ac.id/index.php/Agroprimatech/article/view/774. Acesso em: 2 nov. 2025.