AFDAL, A. KARAKTERISASI SIFAT MAGNET DAN KANDUNGAN MINERAL PASIR BESI SUNGAI BATANG KURANJI PADANG SUMATERA BARAT. JURNAL ILMU FISIKA, [S. l.], v. 5, n. 1, p. 24–30, 2013. DOI: 10.25077/jif.5.1.24-30.2013. Disponível em: http://jif.fmipa.unand.ac.id/index.php/jif/article/view/81. Acesso em: 1 may. 2024.