F. Fakhruddin, A. Susilo, A. M. Juwono, E. Hermawan, and F. Hisyam, “IDENTIFICATION OF AQUIFERS USING THE GEO-ELECTRIC RESISTIVITY METHOD AND GEO-CHEMICAL ANALYSIS IN THE KARST AREA OF SOUTH MALANG, INDONESIA”, jurgeo, vol. 11, no. 1, pp. 88–99, Apr. 2025.