Muwardi Sutasoma; Adi Susilo; Sunaryo; Sarjiyana; Rifko Harny Dwi Cahyo; Eko Andi Suryo. IDENTIFICATION OF ROCK LAYER CONTACTS IN THE SURROUNDING OF THE SUTAMI DAM USING GEOMAGNETIC METHODS. INTERNATIONAL JOURNAL OF GEOMATE 2021, 21, 188-193.