Nguyen, Giang, Uyen Hoang, Manh Nguyen, Du Nguyen, and Mai Nguyen. “Simple Procedure for Determination of the Carbon Content in Silica-Supported Materials”. Science and Technology Development Journal 19, no. 4 (December 31, 2016): 162-166. Accessed December 22, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/632.