Zahratun, Muhammad Isa, and Didik Sugiyanto. “Analysis of Mineral Types, Density, and Porosity in the Lam Teuba Formation Using Infrared Spectroscopy Method”. Jurnal Penelitian Pendidikan IPA 10, no. SpecialIssue (August 25, 2024): 24–30. Accessed September 14, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/8115.