Sapulete, Sisca M, Matheus Souisa, Amirah Hanifah, and Ferdinanda C. Papilaja. “Analysis of Mountain Sand Material Content in Rumah Tiga and Hative Besar Villages, Teluk Ambon District Using X-Ray Diffraction (XRD) and X-Ray Fluorescence (XRF) Methods)”. Jurnal Penelitian Pendidikan IPA 9, no. 4 (April 30, 2023): 1982–1986. Accessed May 20, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/3168.