Alfira, M., 		Sumadiyasa, M., 		Suarbawa, K., & 		Wendri, N.
(2024).
 Analysis of Carbon Phase in Activated Coconut Shell Charcoal Based Teeth Whitening Using X-Ray Diffraction (XRD) Method.
<em>BULETIN FISIKA, 25</em>(1), 124 – 129.
doi:10.24843/BF.2024.V25.i01.p16