SAWELI, Adang S. MENENTUKAN KEDALAMAN AIR TANAH DENGAN PENGUKURAN GEOLISTRIK DI DAERAH TONGA, PADANG LAWAS, SUMUT. JURNAL SUMBER DAYA AIR, [S. l.], v. 10, n. 1, p. 43–70, 2017. DOI: 10.32679/jsda.v10i1.142. Disponível em: https://upgradeojs.rifqisyams.id/index.php/JSDA/article/view/142. Acesso em: 2 sep. 2026.