ZAINAL, Nur Saadah; MOHAMAD, Zaleha; MUSTAPA, Mohammad Sukri; BADARULZAMAN, Nur Azam; ZULKIFLI, Abdullah Zulfairis. The Ability of Crystalline and Amorphous Silica from Rice Husk Ash to Perform Quality Hardness for Ceramic Water Filtration Membrane. International Journal of Integrated Engineering, [S. l.], v. 11, n. 5, p. 229–235, 2019. Disponível em: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/4362. Acesso em: 8 apr. 2026.