“Pengujian X-Ray Fluorescence Terhadap Kandungan Mineral Logam Pada Endapan Sedimen Di Sungai Amamapare Kabupaten Mimika, Papua Tengah”. Jurnal Teknik AMATA, vol. 4, no. 1, June 2023, pp. 6-10, https://doi.org/10.55334/jtam.v4i1.104.