Munawar, Ali, Djoko Mulyanto, and R. R. Dina Asrifah. “Physical Characterisation of a Natural Zeolite Using a Scanning Electron Microscopy: A Preliminary Study”. RSF Conference Series: Engineering and Technology 1, no. 1 (November 15, 2022): 510–513. Accessed July 27, 2024. https://proceeding.researchsynergypress.com/index.php/cset/article/view/422.