“ANALISIS SIFAT KEMAGNETAN PASIR BESI DI INDONESIA” (2023) Humantech : Jurnal Ilmiah Multidisiplin Indonesia, 2(8), pp. 1761–1766. Available at: https://journal.ikopin.ac.id/index.php/humantech/article/view/3306 (Accessed: 25 October 2026).