Prabowo H, binti Ismail I, Rahman MR, binti Abdul Nassir A, Abdul Mannan M, Batterjee MG, et al. Optimization of Alkali Treatment of Rice Husk Ash for Producing an Alternative Alkali Activator via Response Surface Methodology. BioRes [Internet]. 2026 Jun. 26 [cited 2026 Sep. 13];21(3):7516-40. Available from: https://ojs.bioresources.com/index.php/BRJ/article/view/25634