Pratiwi, Niken, Edi Kurniawan, and Febri Dristyan. “Pemetaan Lahan Karet Dan Kelapa Sawit Pada PT. BSP Tbk Kab. Asahan Berbasis WebGis”. Journal Of Computer Science And Technology (JOCSTEC) 1, no. 3 (September 30, 2023): 108–117. Accessed October 10, 2026. https://jurnal.padangtekno.com/index.php/jocstec/article/view/169.