Xiong, Liangming, Edson H. Sekiya, Pornapa Sujaridworakun, Shigetaka Wada, and Kazuya Saito. 2017. “Burning Temperature Dependence of Rice Husk Ashes in Structure and Property”. Journal of Metals, Materials and Minerals 19 (2). Bangkok, Thailand. https://jmmm.material.chula.ac.th/index.php/jmmm/article/view/243.