“ESTIMASI POTENSI KADAR NIKEL LATERIT DAERAH WEDA KABUPATEN HALMAHERA TENGAH DENGAN PENDEKATAN METODE INVERSE DISTANCE WEIGH (IDW): Fakultas Teknik Universitas Muhammadiyah Maluku Utara Ternate”, EJD, vol. 10, no. 2, pp. 1–6, Sep. 2017, Accessed: Oct. 17, 2025. [Online]. Available: https://jurnal.ummu.ac.id/index.php/dintek/article/view/16