Sumran M, Kongkachuichay P. Synthesis of Silica from Rice Husk by One-step Combustion, Fluidized Bed Combustion, and Alkaline Extraction. Eng Appl Sci Res [internet]. 2013 Feb. 28 [cited 2026 Aug. 31];30(2):165-72. available from: https://ph01.tci-thaijo.org/index.php/easr/article/view/6575