B. Bakruddin, F. Rachmatillah, A. Amri, and Z. Jalil, “Identifikasi Kandungan Unsur pada Pasir Kuarsa Menggunakan Metode X-Ray Flourescence di Kecamatan Samadua, Aceh Selatan : Identification of Elemental Contents in Quartz Sand Using the X-Ray Flourescence Method in Samadua District, South Aceh ”, JJMS, vol. 2, no. 2, pp. 32–35, Dec. 2020.