Hassan, Nurul Sahida, Aishah Abdul Jalil, and Muhammad Hakimi Sawal. “Effect of Calcination Temperature on Structure of Silica Doped on Zirconia for Photodegradation of 2-Chlorophenol”. Malaysian Journal of Catalysis 5, no. 1 (November 30, 2021). Accessed April 20, 2024. https://mjcat.utm.my/index.php/MalJCat/article/view/157.