Sari, Silvia Dona, Akmam ., Irepia Refa Dona, Rahmi Kurnia Putri, Budiman Nasution, Eviyona L Barus, and Yanthy L. Perdana Simanjuntak. 2025. “USING SMOOTHNESS-CONSTRAINT LEAST-SQUARES INVERSION OF SCHLUMBERGER CONFIGURATION RESISTIVITY GEOELECTRIC METHOD TO ANALYZE GROUNDWATER DISTRIBUTION AT PADANG SELATAN”. EINSTEIN (e-Journal) 13 (3):7-13. https://doi.org/10.24114/eins.v13i3.69054.