SIMANULLANG, Yosni Destina; KADRI, Muhammad. KARAKTERISASI STRUKTUR BAWAH TANAH DI DAERAH POTENSI GEOTHERMAL SORIK MARAPI KABUPATEN MANDAILING NATAL DENGAN METODE MAGNETIK. EINSTEIN (e-Journal), [S. l.], v. 8, n. 2, p. 48–52, 2020. DOI: 10.24114/einstein.v8i2.15286. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/15286. Acesso em: 12 oct. 2025.