“An Investigation Of Groundwater Condition By Geoelectrical Resistivity Method: A Case Study in Bengalon, East Kutai, East Kalimantan Province”. PROMINE 10, no. 1 (June 22, 2023): 9–15. Accessed April 13, 2026. https://journal.ubb.ac.id/index.php/promine/article/view/2281.