HARAHAP, I. Y.; LUBIS, M. E. S. ASSESSMENT OF WATER TABLE MODEL ON OIL PALM AREA IN A HILLY LAND. Jurnal Penelitian Kelapa Sawit, [S. l.], v. 25, n. 2, p. 71–84, 2017. DOI: 10.22302/iopri.jur.jpks.v25i2.26. Disponível em: https://jurnalkelapasawit.iopri.org/index.php/jpks/article/view/26. Acesso em: 4 sep. 2026.