“THE IMPACT OF OPEN DUMPING METHOD IN NGIPIK LANDFILL INVESTIGATED WITH ELECTRICAL RESISTIVITY TOMOGRAPHY (ERT) AND VERY LOW-FREQUENCY ELECTROMAGNETIC (VLF-EM)”, INTERNATIONAL JOURNAL OF GEOMATE, vol. 19, no. 73, pp. 116–125, Sep. 2020, Accessed: Jul. 13, 2026. [Online]. Available: https://geomatejournal.com/geomate/article/view/1782