Joni, I. and Ariyanto, S. V. (2021) “Identification of Sand Mineral Content at Beach Tourist Attractions in Sampang Regency through X-Ray Fluorescence and X-Ray Diffraction Testing”, JURNAL ILMU FISIKA, 13(1), pp. 26–33. doi: 10.25077/jif.13.1.26-33.2021.