Mannana, Abdul, K R Kazmia, I H Khan, and Muhammad Shafiq Khan. “A Method for the Determination of Relative Crystallinity of Minerals by X-Ray Diffraction”. Biological Sciences - PJSIR 49, no. 2 (April 26, 2006): 72–76. Accessed July 22, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/1117.