“Kajian Neraca Air Pada Perkebunan Kelapa Sawit Studi Kasus : Kebun Pabatu, PTPN 4”. Jurnal Online Pertanian Tropik, vol. 5, no. 3, Dec. 2019, pp. 404-10, https://doi.org/10.32734/jopt.v5i3.3108.