Rafryanto , Ande Fudja, Azra Liyana Batrisya, Dicky Andro Charlie, and Arramel Arramel. “Novel Approach to the Synthesis of Silica Gel: Sequential Mechanical Activation and Sol-Gel Methods from Fly Ash Derived from Coal”. Journal of Research in Nanoscience and Nanotechnology 13, no. 1 (September 3, 2024): 23–32. Accessed October 28, 2024. https://akademiabaru.com/submit/index.php/jrnn/article/view/5456.