SAWELI, A. 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: http://jurnalsda-dev.pusair-pu.go.id/index.php/JSDA/article/view/142. Acesso em: 8 nov. 2025.