Van Chanh, Nguyen, Phan Xuan Hoang, and Nguyen Ninh Thuy. “PRODUCTION OF REACTIVE RICE HUSK ASH AND ITS CHARACTERISTICS”. Science and Technology Development Journal 3, no. 5&6 (June 30, 2000): 63-71. Accessed May 15, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3565.