Nguyen, Linh, Dung Hoang, and Van Tran. “Investigating the Effect of Yttria Contents on the Structure and Mechanical Properties of Zirconia Ceramics”. Science and Technology Development Journal 19, no. 4 (December 31, 2016): 232-240. Accessed May 6, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/685.